20051415

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8737}}^1$

素因数の和:8768

約数の個数: 32

約数和(自身を含む): 37748160

約数和(自身を除く): 17696745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8737, 26211, 43685, 78633, 131055, 148529, 235899, 393165, 445587, 742645, 1179495, 1336761, 2227935, 4010283, 6683805, 20051415]

約数ペア:

[(1, 20051415), (3, 6683805), (5, 4010283), (9, 2227935), (15, 1336761), (17, 1179495), (27, 742645), (45, 445587), (51, 393165), (85, 235899), (135, 148529), (153, 131055), (255, 78633), (459, 43685), (765, 26211), (2295, 8737)]