20168882145

素因数分解:

$3^6\times 5^1\times {\mathrm{5533301}}^1$

素因数の和:5533324

約数の個数: 28

約数和(自身を含む): 36287394516

約数和(自身を除く): 16118512371

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5533301, 16599903, 27666505, 49799709, 82999515, 149399127, 248998545, 448197381, 746995635, 1344592143, 2240986905, 4033776429, 6722960715, 20168882145]

約数ペア:

[(1, 20168882145), (3, 6722960715), (5, 4033776429), (9, 2240986905), (15, 1344592143), (27, 746995635), (45, 448197381), (81, 248998545), (135, 149399127), (243, 82999515), (405, 49799709), (729, 27666505), (1215, 16599903), (3645, 5533301)]