18873406

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{677}}^1$

素因数の和:995

約数の個数: 16

約数和(自身を含む): 28996704

約数和(自身を除く): 10123298

約数列:

[1, 2, 53, 106, 263, 526, 677, 1354, 13939, 27878, 35881, 71762, 178051, 356102, 9436703, 18873406]

約数ペア:

[(1, 18873406), (2, 9436703), (53, 356102), (106, 178051), (263, 71762), (526, 35881), (677, 27878), (1354, 13939)]