20399198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2999}}^1$

素因数の和:3199

約数の個数: 16

約数和(自身を含む): 32400000

約数和(自身を除く): 12000802

約数列:

[1, 2, 19, 38, 179, 358, 2999, 3401, 5998, 6802, 56981, 113962, 536821, 1073642, 10199599, 20399198]

約数ペア:

[(1, 20399198), (2, 10199599), (19, 1073642), (38, 536821), (179, 113962), (358, 56981), (2999, 6802), (3401, 5998)]