20506005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35053}}^1$

素因数の和:35077

約数の個数: 24

約数和(自身を含む): 38278968

約数和(自身を除く): 17772963

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 35053, 105159, 175265, 315477, 455689, 525795, 1367067, 1577385, 2278445, 4101201, 6835335, 20506005]

約数ペア:

[(1, 20506005), (3, 6835335), (5, 4101201), (9, 2278445), (13, 1577385), (15, 1367067), (39, 525795), (45, 455689), (65, 315477), (117, 175265), (195, 105159), (585, 35053)]