20852094236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{549839}}^1$

素因数の和:550361

約数の個数: 24

約数和(自身を含む): 38488800000

約数和(自身を除く): 17636705764

約数列:

[1, 2, 4, 19, 38, 76, 499, 998, 1996, 9481, 18962, 37924, 549839, 1099678, 2199356, 10446941, 20893882, 41787764, 274369661, 548739322, 1097478644, 5213023559, 10426047118, 20852094236]

約数ペア:

[(1, 20852094236), (2, 10426047118), (4, 5213023559), (19, 1097478644), (38, 548739322), (76, 274369661), (499, 41787764), (998, 20893882), (1996, 10446941), (9481, 2199356), (18962, 1099678), (37924, 549839)]