31137418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{27851}}^1$

素因数の和:27909

約数の個数: 16

約数和(自身を含む): 51470496

約数和(自身を除く): 20333078

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 27851, 55702, 362063, 724126, 1197593, 2395186, 15568709, 31137418]

約数ペア:

[(1, 31137418), (2, 15568709), (13, 2395186), (26, 1197593), (43, 724126), (86, 362063), (559, 55702), (1118, 27851)]