20941155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20233}}^1$

素因数の和:20267

約数の個数: 24

約数和(自身を含む): 37878048

約数和(自身を除く): 16936893

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 20233, 60699, 101165, 182097, 303495, 465359, 910485, 1396077, 2326795, 4188231, 6980385, 20941155]

約数ペア:

[(1, 20941155), (3, 6980385), (5, 4188231), (9, 2326795), (15, 1396077), (23, 910485), (45, 465359), (69, 303495), (115, 182097), (207, 101165), (345, 60699), (1035, 20233)]