81191792

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{461317}}^1$

素因数の和:461336

約数の個数: 20

約数和(自身を含む): 171610296

約数和(自身を除く): 90418504

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 461317, 922634, 1845268, 3690536, 5074487, 7381072, 10148974, 20297948, 40595896, 81191792]

約数ペア:

[(1, 81191792), (2, 40595896), (4, 20297948), (8, 10148974), (11, 7381072), (16, 5074487), (22, 3690536), (44, 1845268), (88, 922634), (176, 461317)]