20405936679

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{9127}}^1\times {\mathrm{5689}}^1$

素因数の和:14950

約数の個数: 16

約数和(自身を含む): 27423432960

約数和(自身を除く): 7017496281

約数列:

[1, 3, 131, 393, 5689, 9127, 17067, 27381, 745259, 1195637, 2235777, 3586911, 51923503, 155770509, 6801978893, 20405936679]

約数ペア:

[(1, 20405936679), (3, 6801978893), (131, 155770509), (393, 51923503), (5689, 3586911), (9127, 2235777), (17067, 1195637), (27381, 745259)]