20852764

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2957}}^1$

素因数の和:3045

約数の個数: 24

約数和(自身を含む): 38264688

約数和(自身を除く): 17411924

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 2957, 3526, 5914, 7052, 11828, 121237, 127151, 242474, 254302, 484948, 508604, 5213191, 10426382, 20852764]

約数ペア:

[(1, 20852764), (2, 10426382), (4, 5213191), (41, 508604), (43, 484948), (82, 254302), (86, 242474), (164, 127151), (172, 121237), (1763, 11828), (2957, 7052), (3526, 5914)]