20669074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7451}}^1$

素因数の和:7545

約数の個数: 16

約数和(自身を含む): 33086880

約数和(自身を除く): 12417806

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 7451, 14902, 141569, 283138, 543923, 1087846, 10334537, 20669074]

約数ペア:

[(1, 20669074), (2, 10334537), (19, 1087846), (38, 543923), (73, 283138), (146, 141569), (1387, 14902), (2774, 7451)]