20807813908

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12595529}}^1$

素因数の和:12595599

約数の個数: 24

約数和(自身を含む): 42320980800

約数和(自身を除く): 21513166892

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12595529, 25191058, 50382116, 88168703, 176337406, 352674812, 743136211, 1486272422, 2972544844, 5201953477, 10403906954, 20807813908]

約数ペア:

[(1, 20807813908), (2, 10403906954), (4, 5201953477), (7, 2972544844), (14, 1486272422), (28, 743136211), (59, 352674812), (118, 176337406), (236, 88168703), (413, 50382116), (826, 25191058), (1652, 12595529)]