2018047997

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{399851}}^1$

素因数の和:399968

約数の個数: 12

約数和(自身を含む): 2370322656

約数和(自身を除く): 352274659

約数列:

[1, 7, 49, 103, 721, 5047, 399851, 2798957, 19592699, 41184653, 288292571, 2018047997]

約数ペア:

[(1, 2018047997), (7, 288292571), (49, 41184653), (103, 19592699), (721, 2798957), (5047, 399851)]