20202885

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8803}}^1$

素因数の和:8834

約数の個数: 32

約数和(自身を含む): 38033280

約数和(自身を除く): 17830395

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8803, 26409, 44015, 79227, 132045, 149651, 237681, 396135, 448953, 748255, 1188405, 1346859, 2244765, 4040577, 6734295, 20202885]

約数ペア:

[(1, 20202885), (3, 6734295), (5, 4040577), (9, 2244765), (15, 1346859), (17, 1188405), (27, 748255), (45, 448953), (51, 396135), (85, 237681), (135, 149651), (153, 132045), (255, 79227), (459, 44015), (765, 26409), (2295, 8803)]