20723778886

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{3217}}^1\times {\mathrm{44123}}^1$

素因数の和:47415

約数の個数: 16

約数和(自身を含む): 31522009104

約数和(自身を除く): 10798230218

約数列:

[1, 2, 73, 146, 3217, 6434, 44123, 88246, 234841, 469682, 3220979, 6441958, 141943691, 283887382, 10361889443, 20723778886]

約数ペア:

[(1, 20723778886), (2, 10361889443), (73, 283887382), (146, 141943691), (3217, 6441958), (6434, 3220979), (44123, 469682), (88246, 234841)]