20857003608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1806

約数の個数: 256

約数和(自身を含む): 65286144000

約数和(自身を除く): 44429140392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 31, 38, 42, 56, 57, 62, 76, 84, 93, 114, 124, 131, 133, 152, 168, 186, 217, 228, 248, 262, 266, 372, 393, 399, 434, 456, 524, 532, 589, 651, 744, 786, 798, 868, 917, 1048, 1064, 1178, 1302, 1572, 1596, 1609, 1736, 1767, 1834, 2356, 2489, 2604, 2751, 3144, 3192, 3218, 3534, 3668, 4061, 4123, 4712, 4827, 4978, 5208, 5502, 6436, 7068, 7336, 7467, 8122, 8246, 9654, 9956, 11004, 11263, 12183, 12369, 12872, 14136, 14934, 16244, 16492, 17423, 19308, 19912, 22008, 22526, 24366, 24738, 28427, 29868, 30571, 32488, 32984, 33789, 34846, 38616, 45052, 48732, 49476, 49879, 52269, 56854, 59736, 61142, 67578, 69692, 77159, 85281, 90104, 91713, 97464, 98952, 99758, 104538, 113708, 122284, 135156, 139384, 149637, 154318, 170562, 183426, 199516, 209076, 210779, 213997, 227416, 231477, 244568, 270312, 299274, 308636, 341124, 349153, 366852, 399032, 418152, 421558, 427994, 462954, 540113, 598548, 617272, 632337, 641991, 682248, 698306, 733704, 843116, 855988, 925908, 947701, 1047459, 1080226, 1197096, 1264674, 1283982, 1396612, 1475453, 1620339, 1686232, 1711976, 1851816, 1895402, 2094918, 2160452, 2529348, 2567964, 2793224, 2843103, 2950906, 3240678, 3790804, 4004801, 4189836, 4320904, 4426359, 5058696, 5135928, 5686206, 5901812, 6481356, 6534149, 6633907, 7581608, 8009602, 8379672, 8852718, 11372412, 11803624, 12014403, 12962712, 13068298, 13267814, 16019204, 17705436, 19602447, 19901721, 22744824, 24028806, 26136596, 26535628, 28033607, 32038408, 35410872, 39204894, 39803442, 45739043, 48057612, 52273192, 53071256, 56067214, 78409788, 79606884, 84100821, 91478086, 96115224, 112134428, 124148831, 137217129, 156819576, 159213768, 168201642, 182956172, 224268856, 248297662, 274434258, 336403284, 365912344, 372446493, 496595324, 548868516, 672806568, 744892986, 869041817, 993190648, 1097737032, 1489785972, 1738083634, 2607125451, 2979571944, 3476167268, 5214250902, 6952334536, 10428501804, 20857003608]

約数ペア:

[(1, 20857003608), (2, 10428501804), (3, 6952334536), (4, 5214250902), (6, 3476167268), (7, 2979571944), (8, 2607125451), (12, 1738083634), (14, 1489785972), (19, 1097737032), (21, 993190648), (24, 869041817), (28, 744892986), (31, 672806568), (38, 548868516), (42, 496595324), (56, 372446493), (57, 365912344), (62, 336403284), (76, 274434258), (84, 248297662), (93, 224268856), (114, 182956172), (124, 168201642), (131, 159213768), (133, 156819576), (152, 137217129), (168, 124148831), (186, 112134428), (217, 96115224), (228, 91478086), (248, 84100821), (262, 79606884), (266, 78409788), (372, 56067214), (393, 53071256), (399, 52273192), (434, 48057612), (456, 45739043), (524, 39803442), (532, 39204894), (589, 35410872), (651, 32038408), (744, 28033607), (786, 26535628), (798, 26136596), (868, 24028806), (917, 22744824), (1048, 19901721), (1064, 19602447), (1178, 17705436), (1302, 16019204), (1572, 13267814), (1596, 13068298), (1609, 12962712), (1736, 12014403), (1767, 11803624), (1834, 11372412), (2356, 8852718), (2489, 8379672), (2604, 8009602), (2751, 7581608), (3144, 6633907), (3192, 6534149), (3218, 6481356), (3534, 5901812), (3668, 5686206), (4061, 5135928), (4123, 5058696), (4712, 4426359), (4827, 4320904), (4978, 4189836), (5208, 4004801), (5502, 3790804), (6436, 3240678), (7068, 2950906), (7336, 2843103), (7467, 2793224), (8122, 2567964), (8246, 2529348), (9654, 2160452), (9956, 2094918), (11004, 1895402), (11263, 1851816), (12183, 1711976), (12369, 1686232), (12872, 1620339), (14136, 1475453), (14934, 1396612), (16244, 1283982), (16492, 1264674), (17423, 1197096), (19308, 1080226), (19912, 1047459), (22008, 947701), (22526, 925908), (24366, 855988), (24738, 843116), (28427, 733704), (29868, 698306), (30571, 682248), (32488, 641991), (32984, 632337), (33789, 617272), (34846, 598548), (38616, 540113), (45052, 462954), (48732, 427994), (49476, 421558), (49879, 418152), (52269, 399032), (56854, 366852), (59736, 349153), (61142, 341124), (67578, 308636), (69692, 299274), (77159, 270312), (85281, 244568), (90104, 231477), (91713, 227416), (97464, 213997), (98952, 210779), (99758, 209076), (104538, 199516), (113708, 183426), (122284, 170562), (135156, 154318), (139384, 149637)]