18729660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{312161}}^1$

素因数の和:312173

約数の個数: 24

約数和(自身を含む): 52443216

約数和(自身を除く): 33713556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 312161, 624322, 936483, 1248644, 1560805, 1872966, 3121610, 3745932, 4682415, 6243220, 9364830, 18729660]

約数ペア:

[(1, 18729660), (2, 9364830), (3, 6243220), (4, 4682415), (5, 3745932), (6, 3121610), (10, 1872966), (12, 1560805), (15, 1248644), (20, 936483), (30, 624322), (60, 312161)]