19995802

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:1077

約数の個数: 16

約数和(自身を含む): 30588480

約数和(自身を除く): 10592678

約数列:

[1, 2, 103, 113, 206, 226, 859, 1718, 11639, 23278, 88477, 97067, 176954, 194134, 9997901, 19995802]

約数ペア:

[(1, 19995802), (2, 9997901), (103, 194134), (113, 176954), (206, 97067), (226, 88477), (859, 23278), (1718, 11639)]