20238418064

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{178987}}^1$

素因数の和:179223

約数の個数: 40

約数和(自身を含む): 40482789888

約数和(自身を除く): 20244371824

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 191, 296, 382, 592, 764, 1528, 3056, 7067, 14134, 28268, 56536, 113072, 178987, 357974, 715948, 1431896, 2863792, 6622519, 13245038, 26490076, 34186517, 52980152, 68373034, 105960304, 136746068, 273492136, 546984272, 1264901129, 2529802258, 5059604516, 10119209032, 20238418064]

約数ペア:

[(1, 20238418064), (2, 10119209032), (4, 5059604516), (8, 2529802258), (16, 1264901129), (37, 546984272), (74, 273492136), (148, 136746068), (191, 105960304), (296, 68373034), (382, 52980152), (592, 34186517), (764, 26490076), (1528, 13245038), (3056, 6622519), (7067, 2863792), (14134, 1431896), (28268, 715948), (56536, 357974), (113072, 178987)]