18247720

素因数分解:

$2^3\times 5^1\times {\mathrm{456193}}^1$

素因数の和:456204

約数の個数: 16

約数和(自身を含む): 41057460

約数和(自身を除く): 22809740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 456193, 912386, 1824772, 2280965, 3649544, 4561930, 9123860, 18247720]

約数ペア:

[(1, 18247720), (2, 9123860), (4, 4561930), (5, 3649544), (8, 2280965), (10, 1824772), (20, 912386), (40, 456193)]