20453027056

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{1657}}^1$

素因数の和:1959

約数の個数: 160

約数和(自身を含む): 50802605568

約数和(自身を除く): 30349578512

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 233, 301, 308, 344, 466, 473, 602, 616, 688, 932, 946, 1204, 1232, 1631, 1657, 1864, 1892, 2408, 2563, 3262, 3311, 3314, 3728, 3784, 4816, 5126, 6524, 6622, 6628, 7568, 10019, 10252, 11599, 13048, 13244, 13256, 17941, 18227, 20038, 20504, 23198, 26096, 26488, 26512, 35882, 36454, 40076, 41008, 46396, 52976, 70133, 71251, 71764, 72908, 80152, 92792, 110209, 127589, 140266, 142502, 143528, 145816, 160304, 185584, 220418, 255178, 280532, 285004, 287056, 291632, 386081, 440836, 498757, 510356, 561064, 570008, 771463, 772162, 783761, 881672, 997514, 1020712, 1122128, 1140016, 1542926, 1544324, 1567522, 1763344, 1995028, 2041424, 2702567, 3085852, 3088648, 3135044, 3990056, 4246891, 5405134, 5486327, 6171704, 6177296, 6270088, 7980112, 8493782, 10810268, 10972654, 12343408, 12540176, 16601483, 16987564, 21620536, 21945308, 29728237, 33202966, 33975128, 43241072, 43890616, 59456474, 66405932, 67950256, 87781232, 116210381, 118912948, 132811864, 182616313, 232420762, 237825896, 265623728, 365232626, 464841524, 475651792, 730465252, 929683048, 1278314191, 1460930504, 1859366096, 2556628382, 2921861008, 5113256764, 10226513528, 20453027056]

約数ペア:

[(1, 20453027056), (2, 10226513528), (4, 5113256764), (7, 2921861008), (8, 2556628382), (11, 1859366096), (14, 1460930504), (16, 1278314191), (22, 929683048), (28, 730465252), (43, 475651792), (44, 464841524), (56, 365232626), (77, 265623728), (86, 237825896), (88, 232420762), (112, 182616313), (154, 132811864), (172, 118912948), (176, 116210381), (233, 87781232), (301, 67950256), (308, 66405932), (344, 59456474), (466, 43890616), (473, 43241072), (602, 33975128), (616, 33202966), (688, 29728237), (932, 21945308), (946, 21620536), (1204, 16987564), (1232, 16601483), (1631, 12540176), (1657, 12343408), (1864, 10972654), (1892, 10810268), (2408, 8493782), (2563, 7980112), (3262, 6270088), (3311, 6177296), (3314, 6171704), (3728, 5486327), (3784, 5405134), (4816, 4246891), (5126, 3990056), (6524, 3135044), (6622, 3088648), (6628, 3085852), (7568, 2702567), (10019, 2041424), (10252, 1995028), (11599, 1763344), (13048, 1567522), (13244, 1544324), (13256, 1542926), (17941, 1140016), (18227, 1122128), (20038, 1020712), (20504, 997514), (23198, 881672), (26096, 783761), (26488, 772162), (26512, 771463), (35882, 570008), (36454, 561064), (40076, 510356), (41008, 498757), (46396, 440836), (52976, 386081), (70133, 291632), (71251, 287056), (71764, 285004), (72908, 280532), (80152, 255178), (92792, 220418), (110209, 185584), (127589, 160304), (140266, 145816), (142502, 143528)]