98720390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{519581}}^1$

素因数の和:519607

約数の個数: 16

約数和(自身を含む): 187049520

約数和(自身を除く): 88329130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 519581, 1039162, 2597905, 5195810, 9872039, 19744078, 49360195, 98720390]

約数ペア:

[(1, 98720390), (2, 49360195), (5, 19744078), (10, 9872039), (19, 5195810), (38, 2597905), (95, 1039162), (190, 519581)]