20168766064

素因数分解:

$2^4\times {\mathrm{12641}}^1\times {\mathrm{99719}}^1$

素因数の和:112368

約数の個数: 20

約数和(自身を含む): 39080467440

約数和(自身を除く): 18911701376

約数列:

[1, 2, 4, 8, 16, 12641, 25282, 50564, 99719, 101128, 199438, 202256, 398876, 797752, 1595504, 1260547879, 2521095758, 5042191516, 10084383032, 20168766064]

約数ペア:

[(1, 20168766064), (2, 10084383032), (4, 5042191516), (8, 2521095758), (16, 1260547879), (12641, 1595504), (25282, 797752), (50564, 398876), (99719, 202256), (101128, 199438)]