18017660

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2377}}^1$

素因数の和:2765

約数の個数: 24

約数和(自身を含む): 37952880

約数和(自身を除く): 19935220

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 2377, 3790, 4754, 7580, 9508, 11885, 23770, 47540, 900883, 1801766, 3603532, 4504415, 9008830, 18017660]

約数ペア:

[(1, 18017660), (2, 9008830), (4, 4504415), (5, 3603532), (10, 1801766), (20, 900883), (379, 47540), (758, 23770), (1516, 11885), (1895, 9508), (2377, 7580), (3790, 4754)]