1890308195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1\times {\mathrm{8329}}^1$

素因数の和:10742

約数の個数: 16

約数和(自身を含む): 2389044000

約数和(自身を除く): 498735805

約数列:

[1, 5, 19, 95, 2389, 8329, 11945, 41645, 45391, 158251, 226955, 791255, 19897981, 99489905, 378061639, 1890308195]

約数ペア:

[(1, 1890308195), (5, 378061639), (19, 99489905), (95, 19897981), (2389, 791255), (8329, 226955), (11945, 158251), (41645, 45391)]