20171249878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7250629}}^1$

素因数の和:7250751

約数の個数: 16

約数和(自身を含む): 32888857680

約数和(自身を除く): 12717607802

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7250629, 14501258, 94258177, 188516354, 775817303, 1551634606, 10085624939, 20171249878]

約数ペア:

[(1, 20171249878), (2, 10085624939), (13, 1551634606), (26, 775817303), (107, 188516354), (214, 94258177), (1391, 14501258), (2782, 7250629)]