20375103

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13291}}^1$

素因数の和:13374

約数の個数: 16

約数和(自身を含む): 31475456

約数和(自身を除く): 11100353

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 13291, 39873, 93037, 279111, 970243, 2910729, 6791701, 20375103]

約数ペア:

[(1, 20375103), (3, 6791701), (7, 2910729), (21, 970243), (73, 279111), (219, 93037), (511, 39873), (1533, 13291)]