19910035

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 24377760

約数和(自身を除く): 4467725

約数列:

[1, 5, 113, 131, 269, 565, 655, 1345, 14803, 30397, 35239, 74015, 151985, 176195, 3982007, 19910035]

約数ペア:

[(1, 19910035), (5, 3982007), (113, 176195), (131, 151985), (269, 74015), (565, 35239), (655, 30397), (1345, 14803)]