20179556

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5101}}^1$

素因数の和:5171

約数の個数: 24

約数和(自身を含む): 37713984

約数和(自身を除く): 17534428

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 5101, 10202, 20404, 117323, 219343, 234646, 438686, 469292, 877372, 5044889, 10089778, 20179556]

約数ペア:

[(1, 20179556), (2, 10089778), (4, 5044889), (23, 877372), (43, 469292), (46, 438686), (86, 234646), (92, 219343), (172, 117323), (989, 20404), (1978, 10202), (3956, 5101)]