19508590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67271}}^1$

素因数の和:67307

約数の個数: 16

約数和(自身を含む): 36326880

約数和(自身を除く): 16818290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 67271, 134542, 336355, 672710, 1950859, 3901718, 9754295, 19508590]

約数ペア:

[(1, 19508590), (2, 9754295), (5, 3901718), (10, 1950859), (29, 672710), (58, 336355), (145, 134542), (290, 67271)]