20186820980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6774101}}^1$

素因数の和:6774259

約数の個数: 24

約数和(自身を含む): 42676842600

約数和(自身を除く): 22490021620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 6774101, 13548202, 27096404, 33870505, 67741010, 135482020, 1009341049, 2018682098, 4037364196, 5046705245, 10093410490, 20186820980]

約数ペア:

[(1, 20186820980), (2, 10093410490), (4, 5046705245), (5, 4037364196), (10, 2018682098), (20, 1009341049), (149, 135482020), (298, 67741010), (596, 33870505), (745, 27096404), (1490, 13548202), (2980, 6774101)]