20468255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2131}}^1$

素因数の和:2266

約数の個数: 16

約数和(自身を含む): 26249184

約数和(自身を除く): 5780929

約数列:

[1, 5, 17, 85, 113, 565, 1921, 2131, 9605, 10655, 36227, 181135, 240803, 1204015, 4093651, 20468255]

約数ペア:

[(1, 20468255), (5, 4093651), (17, 1204015), (85, 240803), (113, 181135), (565, 36227), (1921, 10655), (2131, 9605)]