20219956564

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{10313}}^1\times {\mathrm{11399}}^1$

素因数の和:21759

約数の個数: 24

約数和(自身を含む): 36214516800

約数和(自身を除く): 15994560236

約数列:

[1, 2, 4, 43, 86, 172, 10313, 11399, 20626, 22798, 41252, 45596, 443459, 490157, 886918, 980314, 1773836, 1960628, 117557887, 235115774, 470231548, 5054989141, 10109978282, 20219956564]

約数ペア:

[(1, 20219956564), (2, 10109978282), (4, 5054989141), (43, 470231548), (86, 235115774), (172, 117557887), (10313, 1960628), (11399, 1773836), (20626, 980314), (22798, 886918), (41252, 490157), (45596, 443459)]