18947970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{210533}}^1$

素因数の和:210546

約数の個数: 24

約数和(自身を含む): 49264956

約数和(自身を除く): 30316986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 210533, 421066, 631599, 1052665, 1263198, 1894797, 2105330, 3157995, 3789594, 6315990, 9473985, 18947970]

約数ペア:

[(1, 18947970), (2, 9473985), (3, 6315990), (5, 3789594), (6, 3157995), (9, 2105330), (10, 1894797), (15, 1263198), (18, 1052665), (30, 631599), (45, 421066), (90, 210533)]