20182147765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1\times {\mathrm{1987}}^1$

素因数の和:2821

約数の個数: 32

約数和(自身を含む): 26231103360

約数和(自身を除く): 6048955595

約数列:

[1, 5, 13, 65, 307, 509, 1535, 1987, 2545, 3991, 6617, 9935, 19955, 25831, 33085, 129155, 156263, 610009, 781315, 1011383, 2031419, 3050045, 5056915, 7930117, 10157095, 13147979, 39650585, 65739895, 310494581, 1552472905, 4036429553, 20182147765]

約数ペア:

[(1, 20182147765), (5, 4036429553), (13, 1552472905), (65, 310494581), (307, 65739895), (509, 39650585), (1535, 13147979), (1987, 10157095), (2545, 7930117), (3991, 5056915), (6617, 3050045), (9935, 2031419), (19955, 1011383), (25831, 781315), (33085, 610009), (129155, 156263)]