18947822

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{859}}^1$

素因数の和:1171

約数の個数: 16

約数和(自身を含む): 29257200

約数和(自身を除く): 10309378

約数列:

[1, 2, 41, 82, 269, 538, 859, 1718, 11029, 22058, 35219, 70438, 231071, 462142, 9473911, 18947822]

約数ペア:

[(1, 18947822), (2, 9473911), (41, 462142), (82, 231071), (269, 70438), (538, 35219), (859, 22058), (1718, 11029)]