20172052056

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{411809}}^1$

素因数の和:411988

約数の個数: 64

約数和(自身を含む): 54655423200

約数和(自身を除く): 34483371144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 157, 312, 314, 471, 628, 942, 1256, 1884, 2041, 3768, 4082, 6123, 8164, 12246, 16328, 24492, 48984, 411809, 823618, 1235427, 1647236, 2470854, 3294472, 4941708, 5353517, 9883416, 10707034, 16060551, 21414068, 32121102, 42828136, 64242204, 64654013, 128484408, 129308026, 193962039, 258616052, 387924078, 517232104, 775848156, 840502169, 1551696312, 1681004338, 2521506507, 3362008676, 5043013014, 6724017352, 10086026028, 20172052056]

約数ペア:

[(1, 20172052056), (2, 10086026028), (3, 6724017352), (4, 5043013014), (6, 3362008676), (8, 2521506507), (12, 1681004338), (13, 1551696312), (24, 840502169), (26, 775848156), (39, 517232104), (52, 387924078), (78, 258616052), (104, 193962039), (156, 129308026), (157, 128484408), (312, 64654013), (314, 64242204), (471, 42828136), (628, 32121102), (942, 21414068), (1256, 16060551), (1884, 10707034), (2041, 9883416), (3768, 5353517), (4082, 4941708), (6123, 3294472), (8164, 2470854), (12246, 1647236), (16328, 1235427), (24492, 823618), (48984, 411809)]