19307953

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 22830336

約数和(自身を除く): 3522383

約数列:

[1, 7, 53, 71, 371, 497, 733, 3763, 5131, 26341, 38849, 52043, 271943, 364301, 2758279, 19307953]

約数ペア:

[(1, 19307953), (7, 2758279), (53, 364301), (71, 271943), (371, 52043), (497, 38849), (733, 26341), (3763, 5131)]