20137518

素因数分解:

$2^1\times 3^3\times {\mathrm{372917}}^1$

素因数の和:372928

約数の個数: 16

約数和(自身を含む): 44750160

約数和(自身を除く): 24612642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 372917, 745834, 1118751, 2237502, 3356253, 6712506, 10068759, 20137518]

約数ペア:

[(1, 20137518), (2, 10068759), (3, 6712506), (6, 3356253), (9, 2237502), (18, 1118751), (27, 745834), (54, 372917)]