20189730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 53301888

約数和(自身を除く): 33112158

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 193, 317, 330, 386, 579, 634, 951, 965, 1158, 1585, 1902, 1930, 2123, 2895, 3170, 3487, 4246, 4755, 5790, 6369, 6974, 9510, 10461, 10615, 12738, 17435, 20922, 21230, 31845, 34870, 52305, 61181, 63690, 104610, 122362, 183543, 305905, 367086, 611810, 672991, 917715, 1345982, 1835430, 2018973, 3364955, 4037946, 6729910, 10094865, 20189730]

約数ペア:

[(1, 20189730), (2, 10094865), (3, 6729910), (5, 4037946), (6, 3364955), (10, 2018973), (11, 1835430), (15, 1345982), (22, 917715), (30, 672991), (33, 611810), (55, 367086), (66, 305905), (110, 183543), (165, 122362), (193, 104610), (317, 63690), (330, 61181), (386, 52305), (579, 34870), (634, 31845), (951, 21230), (965, 20922), (1158, 17435), (1585, 12738), (1902, 10615), (1930, 10461), (2123, 9510), (2895, 6974), (3170, 6369), (3487, 5790), (4246, 4755)]