20629765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7741}}^1$

素因数の和:7800

約数の個数: 16

約数和(自身を含む): 27313776

約数和(自身を除く): 6684011

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7741, 38705, 100633, 317381, 503165, 1586905, 4125953, 20629765]

約数ペア:

[(1, 20629765), (5, 4125953), (13, 1586905), (41, 503165), (65, 317381), (205, 100633), (533, 38705), (2665, 7741)]