20523265

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5693}}^1$

素因数の和:5808

約数の個数: 16

約数和(自身を含む): 28424448

約数和(自身を除く): 7901183

約数列:

[1, 5, 7, 35, 103, 515, 721, 3605, 5693, 28465, 39851, 199255, 586379, 2931895, 4104653, 20523265]

約数ペア:

[(1, 20523265), (5, 4104653), (7, 2931895), (35, 586379), (103, 199255), (515, 39851), (721, 28465), (3605, 5693)]