20110601

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:824

約数の個数: 16

約数和(自身を含む): 23965440

約数和(自身を除く): 3854839

約数列:

[1, 7, 29, 157, 203, 631, 1099, 4417, 4553, 18299, 31871, 99067, 128093, 693469, 2872943, 20110601]

約数ペア:

[(1, 20110601), (7, 2872943), (29, 693469), (157, 128093), (203, 99067), (631, 31871), (1099, 18299), (4417, 4553)]