20471633

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9781}}^1$

素因数の和:9824

約数の個数: 16

約数和(自身を含む): 26294016

約数和(自身を除く): 5822383

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9781, 68467, 127153, 224963, 890071, 1574741, 2924519, 20471633]

約数ペア:

[(1, 20471633), (7, 2924519), (13, 1574741), (23, 890071), (91, 224963), (161, 127153), (299, 68467), (2093, 9781)]