18032180

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1579}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 37957920

約数和(自身を除く): 19925740

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 1579, 2284, 2855, 3158, 5710, 6316, 7895, 11420, 15790, 31580, 901609, 1803218, 3606436, 4508045, 9016090, 18032180]

約数ペア:

[(1, 18032180), (2, 9016090), (4, 4508045), (5, 3606436), (10, 1803218), (20, 901609), (571, 31580), (1142, 15790), (1579, 11420), (2284, 7895), (2855, 6316), (3158, 5710)]