18081286

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{571}}^1$

素因数の和:867

約数の個数: 16

約数和(自身を含む): 27675648

約数和(自身を除く): 9594362

約数列:

[1, 2, 71, 142, 223, 446, 571, 1142, 15833, 31666, 40541, 81082, 127333, 254666, 9040643, 18081286]

約数ペア:

[(1, 18081286), (2, 9040643), (71, 254666), (142, 127333), (223, 81082), (446, 40541), (571, 31666), (1142, 15833)]