40319938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{2161}}^1$

素因数の和:2673

約数の個数: 16

約数和(自身を含む): 63822240

約数和(自身を除く): 23502302

約数列:

[1, 2, 19, 38, 491, 982, 2161, 4322, 9329, 18658, 41059, 82118, 1061051, 2122102, 20159969, 40319938]

約数ペア:

[(1, 40319938), (2, 20159969), (19, 2122102), (38, 1061051), (491, 82118), (982, 41059), (2161, 18658), (4322, 9329)]