18528005

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 4333435

約数列:

[1, 5, 53, 139, 265, 503, 695, 2515, 7367, 26659, 36835, 69917, 133295, 349585, 3705601, 18528005]

約数ペア:

[(1, 18528005), (5, 3705601), (53, 349585), (139, 133295), (265, 69917), (503, 36835), (695, 26659), (2515, 7367)]