20484373

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1381}}^1$

素因数の和:1564

約数の個数: 16

約数和(自身を含む): 25384576

約数和(自身を除く): 4900203

約数列:

[1, 7, 13, 91, 163, 1141, 1381, 2119, 9667, 14833, 17953, 125671, 225103, 1575721, 2926339, 20484373]

約数ペア:

[(1, 20484373), (7, 2926339), (13, 1575721), (91, 225103), (163, 125671), (1141, 17953), (1381, 14833), (2119, 9667)]