20537045

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1669}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 25971840

約数和(自身を除く): 5434795

約数列:

[1, 5, 23, 107, 115, 535, 1669, 2461, 8345, 12305, 38387, 178583, 191935, 892915, 4107409, 20537045]

約数ペア:

[(1, 20537045), (5, 4107409), (23, 892915), (107, 191935), (115, 178583), (535, 38387), (1669, 12305), (2461, 8345)]