18888926360

素因数分解:

$2^3\times 5^1\times {\mathrm{13337}}^1\times {\mathrm{35407}}^1$

素因数の和:48755

約数の個数: 32

約数和(自身を含む): 42504471360

約数和(自身を除く): 23615545000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13337, 26674, 35407, 53348, 66685, 70814, 106696, 133370, 141628, 177035, 266740, 283256, 354070, 533480, 708140, 1416280, 472223159, 944446318, 1888892636, 2361115795, 3777785272, 4722231590, 9444463180, 18888926360]

約数ペア:

[(1, 18888926360), (2, 9444463180), (4, 4722231590), (5, 3777785272), (8, 2361115795), (10, 1888892636), (20, 944446318), (40, 472223159), (13337, 1416280), (26674, 708140), (35407, 533480), (53348, 354070), (66685, 283256), (70814, 266740), (106696, 177035), (133370, 141628)]