19040030

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11681}}^1$

素因数の和:11851

約数の個数: 16

約数和(自身を含む): 34485264

約数和(自身を除く): 15445234

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 11681, 23362, 58405, 116810, 1904003, 3808006, 9520015, 19040030]

約数ペア:

[(1, 19040030), (2, 9520015), (5, 3808006), (10, 1904003), (163, 116810), (326, 58405), (815, 23362), (1630, 11681)]