20081181770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154470629}}^1$

素因数の和:154470649

約数の個数: 16

約数和(自身を含む): 38926598760

約数和(自身を除く): 18845416990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154470629, 308941258, 772353145, 1544706290, 2008118177, 4016236354, 10040590885, 20081181770]

約数ペア:

[(1, 20081181770), (2, 10040590885), (5, 4016236354), (10, 2008118177), (13, 1544706290), (26, 772353145), (65, 308941258), (130, 154470629)]