20176982215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{13697}}^1$

素因数の和:14019

約数の個数: 32

約数和(自身を含む): 26427715776

約数和(自身を除く): 6250733561

約数列:

[1, 5, 13, 65, 131, 173, 655, 865, 1703, 2249, 8515, 11245, 13697, 22663, 68485, 113315, 178061, 294619, 890305, 1473095, 1794307, 2369581, 8971535, 11847905, 23325991, 30804553, 116629955, 154022765, 310415111, 1552075555, 4035396443, 20176982215]

約数ペア:

[(1, 20176982215), (5, 4035396443), (13, 1552075555), (65, 310415111), (131, 154022765), (173, 116629955), (655, 30804553), (865, 23325991), (1703, 11847905), (2249, 8971535), (8515, 2369581), (11245, 1794307), (13697, 1473095), (22663, 890305), (68485, 294619), (113315, 178061)]