20461851

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 31082480

約数和(自身を除く): 10620629

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1429, 1591, 4287, 4773, 12861, 14319, 52873, 61447, 158619, 184341, 475857, 553023, 2273539, 6820617, 20461851]

約数ペア:

[(1, 20461851), (3, 6820617), (9, 2273539), (37, 553023), (43, 475857), (111, 184341), (129, 158619), (333, 61447), (387, 52873), (1429, 14319), (1591, 12861), (4287, 4773)]