20565884415

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4153}}^1\times {\mathrm{6229}}^1$

素因数の和:10443

約数の個数: 32

約数和(自身を含む): 33539728320

約数和(自身を除く): 12973843905

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 4153, 6229, 12459, 18687, 20765, 31145, 62295, 93435, 220109, 330137, 660327, 990411, 1100545, 1650685, 3301635, 4952055, 25869037, 77607111, 129345185, 388035555, 1371058961, 4113176883, 6855294805, 20565884415]

約数ペア:

[(1, 20565884415), (3, 6855294805), (5, 4113176883), (15, 1371058961), (53, 388035555), (159, 129345185), (265, 77607111), (795, 25869037), (4153, 4952055), (6229, 3301635), (12459, 1650685), (18687, 1100545), (20765, 990411), (31145, 660327), (62295, 330137), (93435, 220109)]