19984163584

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:467

約数の個数: 288

約数和(自身を含む): 51756042240

約数和(自身を除く): 31771878656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 64, 77, 79, 82, 88, 112, 128, 154, 158, 164, 176, 224, 256, 287, 308, 313, 316, 328, 352, 448, 451, 553, 574, 616, 626, 632, 656, 704, 869, 896, 902, 1106, 1148, 1232, 1252, 1264, 1312, 1408, 1738, 1792, 1804, 2191, 2212, 2296, 2464, 2504, 2528, 2624, 2816, 3157, 3239, 3443, 3476, 3608, 4382, 4424, 4592, 4928, 5008, 5056, 5248, 6083, 6314, 6478, 6886, 6952, 7216, 8764, 8848, 9184, 9856, 10016, 10112, 10496, 12166, 12628, 12833, 12956, 13772, 13904, 14432, 17528, 17696, 18368, 19712, 20032, 20224, 22673, 24101, 24332, 24727, 25256, 25666, 25912, 27544, 27808, 28864, 35056, 35392, 35629, 36736, 40064, 45346, 48202, 48664, 49454, 50512, 51332, 51824, 55088, 55616, 57728, 70112, 70784, 71258, 73472, 80128, 89831, 90692, 96404, 97328, 98908, 101024, 102664, 103648, 110176, 111232, 115456, 140224, 141163, 141568, 142516, 173089, 179662, 181384, 192808, 194656, 197816, 202048, 205328, 207296, 220352, 222464, 249403, 271997, 280448, 282326, 285032, 346178, 359324, 362768, 385616, 389312, 395632, 404096, 410656, 414592, 440704, 498806, 543994, 560896, 564652, 570064, 692356, 718648, 725536, 771232, 778624, 791264, 808192, 821312, 829184, 881408, 988141, 997612, 1013807, 1087988, 1129304, 1140128, 1384712, 1437296, 1451072, 1542464, 1557248, 1582528, 1642624, 1903979, 1976282, 1995224, 2027614, 2175976, 2258608, 2280256, 2769424, 2874592, 2902144, 3084928, 3165056, 3285248, 3807958, 3952564, 3990448, 4055228, 4351952, 4517216, 4560512, 5538848, 5749184, 5804288, 6169856, 6330112, 7096649, 7615916, 7905128, 7980896, 8110456, 8703904, 9034432, 9121024, 11077696, 11151877, 11498368, 14193298, 15231832, 15810256, 15961792, 16220912, 17407808, 18068864, 22155392, 22303754, 22996736, 28386596, 30463664, 31620512, 31923584, 32441824, 34815616, 36137728, 44310784, 44607508, 56773192, 60927328, 63241024, 63847168, 64883648, 69631232, 78063139, 89215016, 113546384, 121854656, 126482048, 129767296, 156126278, 178430032, 227092768, 243709312, 252964096, 259534592, 312252556, 356860064, 454185536, 487418624, 624505112, 713720128, 908371072, 1249010224, 1427440256, 1816742144, 2498020448, 2854880512, 4996040896, 9992081792, 19984163584]

約数ペア:

[(1, 19984163584), (2, 9992081792), (4, 4996040896), (7, 2854880512), (8, 2498020448), (11, 1816742144), (14, 1427440256), (16, 1249010224), (22, 908371072), (28, 713720128), (32, 624505112), (41, 487418624), (44, 454185536), (56, 356860064), (64, 312252556), (77, 259534592), (79, 252964096), (82, 243709312), (88, 227092768), (112, 178430032), (128, 156126278), (154, 129767296), (158, 126482048), (164, 121854656), (176, 113546384), (224, 89215016), (256, 78063139), (287, 69631232), (308, 64883648), (313, 63847168), (316, 63241024), (328, 60927328), (352, 56773192), (448, 44607508), (451, 44310784), (553, 36137728), (574, 34815616), (616, 32441824), (626, 31923584), (632, 31620512), (656, 30463664), (704, 28386596), (869, 22996736), (896, 22303754), (902, 22155392), (1106, 18068864), (1148, 17407808), (1232, 16220912), (1252, 15961792), (1264, 15810256), (1312, 15231832), (1408, 14193298), (1738, 11498368), (1792, 11151877), (1804, 11077696), (2191, 9121024), (2212, 9034432), (2296, 8703904), (2464, 8110456), (2504, 7980896), (2528, 7905128), (2624, 7615916), (2816, 7096649), (3157, 6330112), (3239, 6169856), (3443, 5804288), (3476, 5749184), (3608, 5538848), (4382, 4560512), (4424, 4517216), (4592, 4351952), (4928, 4055228), (5008, 3990448), (5056, 3952564), (5248, 3807958), (6083, 3285248), (6314, 3165056), (6478, 3084928), (6886, 2902144), (6952, 2874592), (7216, 2769424), (8764, 2280256), (8848, 2258608), (9184, 2175976), (9856, 2027614), (10016, 1995224), (10112, 1976282), (10496, 1903979), (12166, 1642624), (12628, 1582528), (12833, 1557248), (12956, 1542464), (13772, 1451072), (13904, 1437296), (14432, 1384712), (17528, 1140128), (17696, 1129304), (18368, 1087988), (19712, 1013807), (20032, 997612), (20224, 988141), (22673, 881408), (24101, 829184), (24332, 821312), (24727, 808192), (25256, 791264), (25666, 778624), (25912, 771232), (27544, 725536), (27808, 718648), (28864, 692356), (35056, 570064), (35392, 564652), (35629, 560896), (36736, 543994), (40064, 498806), (45346, 440704), (48202, 414592), (48664, 410656), (49454, 404096), (50512, 395632), (51332, 389312), (51824, 385616), (55088, 362768), (55616, 359324), (57728, 346178), (70112, 285032), (70784, 282326), (71258, 280448), (73472, 271997), (80128, 249403), (89831, 222464), (90692, 220352), (96404, 207296), (97328, 205328), (98908, 202048), (101024, 197816), (102664, 194656), (103648, 192808), (110176, 181384), (111232, 179662), (115456, 173089), (140224, 142516), (141163, 141568)]