20804733310

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3643561}}^1$

素因数の和:3644139

約数の個数: 16

約数和(自身を含む): 37514114352

約数和(自身を除く): 16709381042

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 5710, 3643561, 7287122, 18217805, 36435610, 2080473331, 4160946662, 10402366655, 20804733310]

約数ペア:

[(1, 20804733310), (2, 10402366655), (5, 4160946662), (10, 2080473331), (571, 36435610), (1142, 18217805), (2855, 7287122), (5710, 3643561)]