18218458

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7547}}^1$

素因数の和:7637

約数の個数: 16

約数和(自身を含む): 29346624

約数和(自身を除く): 11128166

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 7547, 15094, 128299, 256598, 535837, 1071674, 9109229, 18218458]

約数ペア:

[(1, 18218458), (2, 9109229), (17, 1071674), (34, 535837), (71, 256598), (142, 128299), (1207, 15094), (2414, 7547)]