20178387509

素因数分解:

$7^1\times {\mathrm{241}}^1\times {\mathrm{1033}}^1\times {\mathrm{11579}}^1$

素因数の和:12860

約数の個数: 16

約数和(自身を含む): 23181121920

約数和(自身を除く): 3002734411

約数列:

[1, 7, 241, 1033, 1687, 7231, 11579, 81053, 248953, 1742671, 2790539, 11961107, 19533773, 83727749, 2882626787, 20178387509]

約数ペア:

[(1, 20178387509), (7, 2882626787), (241, 83727749), (1033, 19533773), (1687, 11961107), (7231, 2790539), (11579, 1742671), (81053, 248953)]