19637020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75527}}^1$

素因数の和:75549

約数の個数: 24

約数和(自身を含む): 44410464

約数和(自身を除く): 24773444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75527, 151054, 302108, 377635, 755270, 981851, 1510540, 1963702, 3927404, 4909255, 9818510, 19637020]

約数ペア:

[(1, 19637020), (2, 9818510), (4, 4909255), (5, 3927404), (10, 1963702), (13, 1510540), (20, 981851), (26, 755270), (52, 377635), (65, 302108), (130, 151054), (260, 75527)]