20742045

素因数分解:

$3^1\times 5^1\times {\mathrm{953}}^1\times {\mathrm{1451}}^1$

素因数の和:2412

約数の個数: 16

約数和(自身を含む): 33244992

約数和(自身を除く): 12502947

約数列:

[1, 3, 5, 15, 953, 1451, 2859, 4353, 4765, 7255, 14295, 21765, 1382803, 4148409, 6914015, 20742045]

約数ペア:

[(1, 20742045), (3, 6914015), (5, 4148409), (15, 1382803), (953, 21765), (1451, 14295), (2859, 7255), (4353, 4765)]