20744156955

素因数分解:

$3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1\times {\mathrm{17207}}^1$

素因数の和:17843

約数の個数: 32

約数和(自身を含む): 33452352000

約数和(自身を除く): 12708195045

約数列:

[1, 3, 5, 15, 179, 449, 537, 895, 1347, 2245, 2685, 6735, 17207, 51621, 80371, 86035, 241113, 258105, 401855, 1205565, 3080053, 7725943, 9240159, 15400265, 23177829, 38629715, 46200795, 115889145, 1382943797, 4148831391, 6914718985, 20744156955]

約数ペア:

[(1, 20744156955), (3, 6914718985), (5, 4148831391), (15, 1382943797), (179, 115889145), (449, 46200795), (537, 38629715), (895, 23177829), (1347, 15400265), (2245, 9240159), (2685, 7725943), (6735, 3080053), (17207, 1205565), (51621, 401855), (80371, 258105), (86035, 241113)]