18439016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{135581}}^1$

素因数の和:135604

約数の個数: 16

約数和(自身を含む): 36607140

約数和(自身を除く): 18168124

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 135581, 271162, 542324, 1084648, 2304877, 4609754, 9219508, 18439016]

約数ペア:

[(1, 18439016), (2, 9219508), (4, 4609754), (8, 2304877), (17, 1084648), (34, 542324), (68, 271162), (136, 135581)]