18457858

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:633

約数の個数: 16

約数和(自身を含む): 28085760

約数和(自身を除く): 9627902

約数列:

[1, 2, 191, 211, 229, 382, 422, 458, 40301, 43739, 48319, 80602, 87478, 96638, 9228929, 18457858]

約数ペア:

[(1, 18457858), (2, 9228929), (191, 96638), (211, 87478), (229, 80602), (382, 48319), (422, 43739), (458, 40301)]