20170254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 46347840

約数和(自身を除く): 26177586

約数列:

[1, 2, 3, 6, 13, 26, 29, 37, 39, 58, 74, 78, 87, 111, 174, 222, 241, 377, 481, 482, 723, 754, 962, 1073, 1131, 1443, 1446, 2146, 2262, 2886, 3133, 3219, 6266, 6438, 6989, 8917, 9399, 13949, 13978, 17834, 18798, 20967, 26751, 27898, 41847, 41934, 53502, 83694, 90857, 115921, 181714, 231842, 258593, 272571, 347763, 517186, 545142, 695526, 775779, 1551558, 3361709, 6723418, 10085127, 20170254]

約数ペア:

[(1, 20170254), (2, 10085127), (3, 6723418), (6, 3361709), (13, 1551558), (26, 775779), (29, 695526), (37, 545142), (39, 517186), (58, 347763), (74, 272571), (78, 258593), (87, 231842), (111, 181714), (174, 115921), (222, 90857), (241, 83694), (377, 53502), (481, 41934), (482, 41847), (723, 27898), (754, 26751), (962, 20967), (1073, 18798), (1131, 17834), (1443, 13978), (1446, 13949), (2146, 9399), (2262, 8917), (2886, 6989), (3133, 6438), (3219, 6266)]