19178104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{217933}}^1$

素因数の和:217950

約数の個数: 16

約数和(自身を含む): 39228120

約数和(自身を除く): 20050016

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 217933, 435866, 871732, 1743464, 2397263, 4794526, 9589052, 19178104]

約数ペア:

[(1, 19178104), (2, 9589052), (4, 4794526), (8, 2397263), (11, 1743464), (22, 871732), (44, 435866), (88, 217933)]