38881895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20627}}^1$

素因数の和:20674

約数の個数: 16

約数和(自身を含む): 51982560

約数和(自身を除く): 13100665

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 20627, 103135, 268151, 598183, 1340755, 2990915, 7776379, 38881895]

約数ペア:

[(1, 38881895), (5, 7776379), (13, 2990915), (29, 1340755), (65, 598183), (145, 268151), (377, 103135), (1885, 20627)]