20499831

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3001}}^1$

素因数の和:3044

約数の個数: 32

約数和(自身を含む): 34583040

約数和(自身を除く): 14083209

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 3001, 6831, 9003, 27009, 33011, 69023, 81027, 99033, 207069, 297099, 621207, 759253, 891297, 1863621, 2277759, 6833277, 20499831]

約数ペア:

[(1, 20499831), (3, 6833277), (9, 2277759), (11, 1863621), (23, 891297), (27, 759253), (33, 621207), (69, 297099), (99, 207069), (207, 99033), (253, 81027), (297, 69023), (621, 33011), (759, 27009), (2277, 9003), (3001, 6831)]