90915418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{827}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 157386240

約数和(自身を除く): 66470822

約数列:

[1, 2, 11, 19, 22, 38, 209, 263, 418, 526, 827, 1654, 2893, 4997, 5786, 9097, 9994, 15713, 18194, 31426, 54967, 109934, 172843, 217501, 345686, 435002, 2392511, 4132519, 4785022, 8265038, 45457709, 90915418]

約数ペア:

[(1, 90915418), (2, 45457709), (11, 8265038), (19, 4785022), (22, 4132519), (38, 2392511), (209, 435002), (263, 345686), (418, 217501), (526, 172843), (827, 109934), (1654, 54967), (2893, 31426), (4997, 18194), (5786, 15713), (9097, 9994)]