18736851

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5683}}^1$

素因数の和:5850

約数の個数: 16

約数和(自身を含む): 28738304

約数和(自身を除く): 10001453

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 5683, 17049, 39781, 119343, 892231, 2676693, 6245617, 18736851]

約数ペア:

[(1, 18736851), (3, 6245617), (7, 2676693), (21, 892231), (157, 119343), (471, 39781), (1099, 17049), (3297, 5683)]