16431740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63199}}^1$

素因数の和:63221

約数の個数: 24

約数和(自身を含む): 37161600

約数和(自身を除く): 20729860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63199, 126398, 252796, 315995, 631990, 821587, 1263980, 1643174, 3286348, 4107935, 8215870, 16431740]

約数ペア:

[(1, 16431740), (2, 8215870), (4, 4107935), (5, 3286348), (10, 1643174), (13, 1263980), (20, 821587), (26, 631990), (52, 315995), (65, 252796), (130, 126398), (260, 63199)]