20492055

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8929}}^1$

素因数の和:8960

約数の個数: 32

約数和(自身を含む): 38577600

約数和(自身を除く): 18085545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8929, 26787, 44645, 80361, 133935, 151793, 241083, 401805, 455379, 758965, 1205415, 1366137, 2276895, 4098411, 6830685, 20492055]

約数ペア:

[(1, 20492055), (3, 6830685), (5, 4098411), (9, 2276895), (15, 1366137), (17, 1205415), (27, 758965), (45, 455379), (51, 401805), (85, 241083), (135, 151793), (153, 133935), (255, 80361), (459, 44645), (765, 26787), (2295, 8929)]