20078536

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{3797}}^1$

素因数の和:4464

約数の個数: 16

約数和(自身を含む): 37714140

約数和(自身を除く): 17635604

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 3797, 5288, 7594, 15188, 30376, 2509817, 5019634, 10039268, 20078536]

約数ペア:

[(1, 20078536), (2, 10039268), (4, 5019634), (8, 2509817), (661, 30376), (1322, 15188), (2644, 7594), (3797, 5288)]