20187390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{672913}}^1$

素因数の和:672923

約数の個数: 16

約数和(自身を含む): 48449808

約数和(自身を除く): 28262418

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 672913, 1345826, 2018739, 3364565, 4037478, 6729130, 10093695, 20187390]

約数ペア:

[(1, 20187390), (2, 10093695), (3, 6729130), (5, 4037478), (6, 3364565), (10, 2018739), (15, 1345826), (30, 672913)]