18678465212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2703889}}^1$

素因数の和:2704061

約数の個数: 24

約数和(自身を含む): 35886028080

約数和(自身を除く): 17207562868

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 2703889, 5407778, 10815556, 29742779, 59485558, 118971116, 424510573, 849021146, 1698042292, 4669616303, 9339232606, 18678465212]

約数ペア:

[(1, 18678465212), (2, 9339232606), (4, 4669616303), (11, 1698042292), (22, 849021146), (44, 424510573), (157, 118971116), (314, 59485558), (628, 29742779), (1727, 10815556), (3454, 5407778), (6908, 2703889)]