20494334

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63647}}^1$

素因数の和:63679

約数の個数: 16

約数和(自身を含む): 36661248

約数和(自身を除く): 16166914

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63647, 127294, 445529, 891058, 1463881, 2927762, 10247167, 20494334]

約数ペア:

[(1, 20494334), (2, 10247167), (7, 2927762), (14, 1463881), (23, 891058), (46, 445529), (161, 127294), (322, 63647)]