40645294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{2053}}^1$

素因数の和:2595

約数の個数: 16

約数和(自身を含む): 64331280

約数和(自身を除く): 23685986

約数列:

[1, 2, 19, 38, 521, 1042, 2053, 4106, 9899, 19798, 39007, 78014, 1069613, 2139226, 20322647, 40645294]

約数ペア:

[(1, 40645294), (2, 20322647), (19, 2139226), (38, 1069613), (521, 78014), (1042, 39007), (2053, 19798), (4106, 9899)]