20205094416

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{2221}}^1$

素因数の和:2545

約数の個数: 160

約数和(自身を含む): 57397992960

約数和(自身を除く): 37192898544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 61, 78, 104, 122, 156, 183, 208, 239, 244, 312, 366, 478, 488, 624, 717, 732, 793, 956, 976, 1434, 1464, 1586, 1912, 2221, 2379, 2868, 2928, 3107, 3172, 3824, 4442, 4758, 5736, 6214, 6344, 6663, 8884, 9321, 9516, 11472, 12428, 12688, 13326, 14579, 17768, 18642, 19032, 24856, 26652, 28873, 29158, 35536, 37284, 38064, 43737, 49712, 53304, 57746, 58316, 74568, 86619, 87474, 106608, 115492, 116632, 135481, 149136, 173238, 174948, 189527, 230984, 233264, 270962, 346476, 349896, 379054, 406443, 461968, 530819, 541924, 568581, 692952, 699792, 758108, 812886, 1061638, 1083848, 1137162, 1385904, 1516216, 1592457, 1625772, 1761253, 2123276, 2167696, 2274324, 3032432, 3184914, 3251544, 3522506, 4246552, 4548648, 5283759, 6369828, 6503088, 6900647, 7045012, 8493104, 9097296, 10567518, 12739656, 13801294, 14090024, 20701941, 21135036, 25479312, 27602588, 28180048, 32379959, 41403882, 42270072, 55205176, 64759918, 82807764, 84540144, 97139877, 110410352, 129519836, 165615528, 194279754, 259039672, 331231056, 388559508, 420939467, 518079344, 777119016, 841878934, 1262818401, 1554238032, 1683757868, 2525636802, 3367515736, 5051273604, 6735031472, 10102547208, 20205094416]

約数ペア:

[(1, 20205094416), (2, 10102547208), (3, 6735031472), (4, 5051273604), (6, 3367515736), (8, 2525636802), (12, 1683757868), (13, 1554238032), (16, 1262818401), (24, 841878934), (26, 777119016), (39, 518079344), (48, 420939467), (52, 388559508), (61, 331231056), (78, 259039672), (104, 194279754), (122, 165615528), (156, 129519836), (183, 110410352), (208, 97139877), (239, 84540144), (244, 82807764), (312, 64759918), (366, 55205176), (478, 42270072), (488, 41403882), (624, 32379959), (717, 28180048), (732, 27602588), (793, 25479312), (956, 21135036), (976, 20701941), (1434, 14090024), (1464, 13801294), (1586, 12739656), (1912, 10567518), (2221, 9097296), (2379, 8493104), (2868, 7045012), (2928, 6900647), (3107, 6503088), (3172, 6369828), (3824, 5283759), (4442, 4548648), (4758, 4246552), (5736, 3522506), (6214, 3251544), (6344, 3184914), (6663, 3032432), (8884, 2274324), (9321, 2167696), (9516, 2123276), (11472, 1761253), (12428, 1625772), (12688, 1592457), (13326, 1516216), (14579, 1385904), (17768, 1137162), (18642, 1083848), (19032, 1061638), (24856, 812886), (26652, 758108), (28873, 699792), (29158, 692952), (35536, 568581), (37284, 541924), (38064, 530819), (43737, 461968), (49712, 406443), (53304, 379054), (57746, 349896), (58316, 346476), (74568, 270962), (86619, 233264), (87474, 230984), (106608, 189527), (115492, 174948), (116632, 173238), (135481, 149136)]