18364540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31663}}^1$

素因数の和:31701

約数の個数: 24

約数和(自身を含む): 39896640

約数和(自身を除く): 21532100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31663, 63326, 126652, 158315, 316630, 633260, 918227, 1836454, 3672908, 4591135, 9182270, 18364540]

約数ペア:

[(1, 18364540), (2, 9182270), (4, 4591135), (5, 3672908), (10, 1836454), (20, 918227), (29, 633260), (58, 316630), (116, 158315), (145, 126652), (290, 63326), (580, 31663)]