18990072

素因数分解:

$2^3\times 3^3\times {\mathrm{87917}}^1$

素因数の和:87932

約数の個数: 32

約数和(自身を含む): 52750800

約数和(自身を除く): 33760728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 87917, 175834, 263751, 351668, 527502, 703336, 791253, 1055004, 1582506, 2110008, 2373759, 3165012, 4747518, 6330024, 9495036, 18990072]

約数ペア:

[(1, 18990072), (2, 9495036), (3, 6330024), (4, 4747518), (6, 3165012), (8, 2373759), (9, 2110008), (12, 1582506), (18, 1055004), (24, 791253), (27, 703336), (36, 527502), (54, 351668), (72, 263751), (108, 175834), (216, 87917)]