22021805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7879}}^1$

素因数の和:7940

約数の個数: 16

約数和(自身を含む): 29124480

約数和(自身を除く): 7102675

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 7879, 39395, 102427, 338797, 512135, 1693985, 4404361, 22021805]

約数ペア:

[(1, 22021805), (5, 4404361), (13, 1693985), (43, 512135), (65, 338797), (215, 102427), (559, 39395), (2795, 7879)]