2009008

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:724

約数の個数: 20

約数和(自身を含む): 3914680

約数和(自身を除く): 1905672

約数列:

[1, 2, 4, 8, 16, 307, 409, 614, 818, 1228, 1636, 2456, 3272, 4912, 6544, 125563, 251126, 502252, 1004504, 2009008]

約数ペア:

[(1, 2009008), (2, 1004504), (4, 502252), (8, 251126), (16, 125563), (307, 6544), (409, 4912), (614, 3272), (818, 2456), (1228, 1636)]