20067628

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5471}}^1$

素因数の和:5613

約数の個数: 24

約数和(自身を含む): 40449024

約数和(自身を除く): 20381396

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5471, 10942, 21884, 38297, 76594, 153188, 716701, 1433402, 2866804, 5016907, 10033814, 20067628]

約数ペア:

[(1, 20067628), (2, 10033814), (4, 5016907), (7, 2866804), (14, 1433402), (28, 716701), (131, 153188), (262, 76594), (524, 38297), (917, 21884), (1834, 10942), (3668, 5471)]