20519103

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{1667}}^1$

素因数の和:2054

約数の個数: 16

約数和(自身を含む): 29943936

約数和(自身を除く): 9424833

約数列:

[1, 3, 11, 33, 373, 1119, 1667, 4103, 5001, 12309, 18337, 55011, 621791, 1865373, 6839701, 20519103]

約数ペア:

[(1, 20519103), (3, 6839701), (11, 1865373), (33, 621791), (373, 55011), (1119, 18337), (1667, 12309), (4103, 5001)]