20347791010

素因数分解:

$2^1\times 5^1\times {\mathrm{4451}}^1\times {\mathrm{457151}}^1$

素因数の和:461609

約数の個数: 16

約数和(自身を含む): 36634332672

約数和(自身を除く): 16286541662

約数列:

[1, 2, 5, 10, 4451, 8902, 22255, 44510, 457151, 914302, 2285755, 4571510, 2034779101, 4069558202, 10173895505, 20347791010]

約数ペア:

[(1, 20347791010), (2, 10173895505), (5, 4069558202), (10, 2034779101), (4451, 4571510), (8902, 2285755), (22255, 914302), (44510, 457151)]