20403780852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{78179}}^1$

素因数の和:78445

約数の個数: 96

約数和(自身を含む): 58841395200

約数和(自身を除く): 38437614348

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 239, 273, 364, 478, 546, 717, 956, 1092, 1434, 1673, 2868, 3107, 3346, 5019, 6214, 6692, 9321, 10038, 12428, 18642, 20076, 21749, 37284, 43498, 65247, 78179, 86996, 130494, 156358, 234537, 260988, 312716, 469074, 547253, 938148, 1016327, 1094506, 1641759, 2032654, 2189012, 3048981, 3283518, 4065308, 6097962, 6567036, 7114289, 12195924, 14228578, 18684781, 21342867, 28457156, 37369562, 42685734, 56054343, 74739124, 85371468, 112108686, 130793467, 224217372, 242902153, 261586934, 392380401, 485804306, 523173868, 728706459, 784760802, 971608612, 1457412918, 1569521604, 1700315071, 2914825836, 3400630142, 5100945213, 6801260284, 10201890426, 20403780852]

約数ペア:

[(1, 20403780852), (2, 10201890426), (3, 6801260284), (4, 5100945213), (6, 3400630142), (7, 2914825836), (12, 1700315071), (13, 1569521604), (14, 1457412918), (21, 971608612), (26, 784760802), (28, 728706459), (39, 523173868), (42, 485804306), (52, 392380401), (78, 261586934), (84, 242902153), (91, 224217372), (156, 130793467), (182, 112108686), (239, 85371468), (273, 74739124), (364, 56054343), (478, 42685734), (546, 37369562), (717, 28457156), (956, 21342867), (1092, 18684781), (1434, 14228578), (1673, 12195924), (2868, 7114289), (3107, 6567036), (3346, 6097962), (5019, 4065308), (6214, 3283518), (6692, 3048981), (9321, 2189012), (10038, 2032654), (12428, 1641759), (18642, 1094506), (20076, 1016327), (21749, 938148), (37284, 547253), (43498, 469074), (65247, 312716), (78179, 260988), (86996, 234537), (130494, 156358)]