31457686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{17041}}^1$

素因数の和:17127

約数の個数: 16

約数和(自身を含む): 51535008

約数和(自身を除く): 20077322

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 17041, 34082, 221533, 443066, 1209911, 2419822, 15728843, 31457686]

約数ペア:

[(1, 31457686), (2, 15728843), (13, 2419822), (26, 1209911), (71, 443066), (142, 221533), (923, 34082), (1846, 17041)]