18487336

素因数分解:

$2^3\times 7^1\times {\mathrm{330131}}^1$

素因数の和:330144

約数の個数: 16

約数和(自身を含む): 39615840

約数和(自身を除く): 21128504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 330131, 660262, 1320524, 2310917, 2641048, 4621834, 9243668, 18487336]

約数ペア:

[(1, 18487336), (2, 9243668), (4, 4621834), (7, 2641048), (8, 2310917), (14, 1320524), (28, 660262), (56, 330131)]