20664184

素因数分解:

$2^3\times {\mathrm{1163}}^1\times {\mathrm{2221}}^1$

素因数の和:3390

約数の個数: 16

約数和(自身を含む): 38796120

約数和(自身を除く): 18131936

約数列:

[1, 2, 4, 8, 1163, 2221, 2326, 4442, 4652, 8884, 9304, 17768, 2583023, 5166046, 10332092, 20664184]

約数ペア:

[(1, 20664184), (2, 10332092), (4, 5166046), (8, 2583023), (1163, 17768), (2221, 9304), (2326, 8884), (4442, 4652)]