20450585

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1303}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 25474944

約数和(自身を除く): 5024359

約数列:

[1, 5, 43, 73, 215, 365, 1303, 3139, 6515, 15695, 56029, 95119, 280145, 475595, 4090117, 20450585]

約数ペア:

[(1, 20450585), (5, 4090117), (43, 475595), (73, 280145), (215, 95119), (365, 56029), (1303, 15695), (3139, 6515)]