2155990172

素因数分解:

$2^2\times 7^1\times {\mathrm{2027}}^1\times {\mathrm{37987}}^1$

素因数の和:40025

約数の個数: 24

約数和(自身を含む): 4314221184

約数和(自身を除く): 2158231012

約数列:

[1, 2, 4, 7, 14, 28, 2027, 4054, 8108, 14189, 28378, 37987, 56756, 75974, 151948, 265909, 531818, 1063636, 76999649, 153999298, 307998596, 538997543, 1077995086, 2155990172]

約数ペア:

[(1, 2155990172), (2, 1077995086), (4, 538997543), (7, 307998596), (14, 153999298), (28, 76999649), (2027, 1063636), (4054, 531818), (8108, 265909), (14189, 151948), (28378, 75974), (37987, 56756)]