20564305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2141}}^1$

素因数の和:2276

約数の個数: 16

約数和(自身を含む): 26372304

約数和(自身を除く): 5807999

約数列:

[1, 5, 17, 85, 113, 565, 1921, 2141, 9605, 10705, 36397, 181985, 241933, 1209665, 4112861, 20564305]

約数ペア:

[(1, 20564305), (5, 4112861), (17, 1209665), (85, 241933), (113, 181985), (565, 36397), (1921, 10705), (2141, 9605)]