2009657456

素因数分解:

$2^4\times {\mathrm{601}}^1\times {\mathrm{208991}}^1$

素因数の和:209600

約数の個数: 20

約数和(自身を含む): 3900208704

約数和(自身を除く): 1890551248

約数列:

[1, 2, 4, 8, 16, 601, 1202, 2404, 4808, 9616, 208991, 417982, 835964, 1671928, 3343856, 125603591, 251207182, 502414364, 1004828728, 2009657456]

約数ペア:

[(1, 2009657456), (2, 1004828728), (4, 502414364), (8, 251207182), (16, 125603591), (601, 3343856), (1202, 1671928), (2404, 835964), (4808, 417982), (9616, 208991)]