20161882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8713}}^1$

素因数の和:8817

約数の個数: 16

約数和(自身を含む): 32938920

約数和(自身を除く): 12777038

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8713, 17426, 113269, 226538, 775457, 1550914, 10080941, 20161882]

約数ペア:

[(1, 20161882), (2, 10080941), (13, 1550914), (26, 775457), (89, 226538), (178, 113269), (1157, 17426), (2314, 8713)]