18355906

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1987}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 28627200

約数和(自身を除く): 10271294

約数列:

[1, 2, 31, 62, 149, 298, 1987, 3974, 4619, 9238, 61597, 123194, 296063, 592126, 9177953, 18355906]

約数ペア:

[(1, 18355906), (2, 9177953), (31, 592126), (62, 296063), (149, 123194), (298, 61597), (1987, 9238), (3974, 4619)]