19424360

素因数分解:

$2^3\times 5^1\times {\mathrm{485609}}^1$

素因数の和:485620

約数の個数: 16

約数和(自身を含む): 43704900

約数和(自身を除く): 24280540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 485609, 971218, 1942436, 2428045, 3884872, 4856090, 9712180, 19424360]

約数ペア:

[(1, 19424360), (2, 9712180), (4, 4856090), (5, 3884872), (8, 2428045), (10, 1942436), (20, 971218), (40, 485609)]