20794825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 27607608

約数和(自身を除く): 6812783

約数列:

[1, 5, 17, 25, 85, 113, 425, 433, 565, 1921, 2165, 2825, 7361, 9605, 10825, 36805, 48025, 48929, 184025, 244645, 831793, 1223225, 4158965, 20794825]

約数ペア:

[(1, 20794825), (5, 4158965), (17, 1223225), (25, 831793), (85, 244645), (113, 184025), (425, 48929), (433, 48025), (565, 36805), (1921, 10825), (2165, 9605), (2825, 7361)]