20791524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133279}}^1$

素因数の和:133299

約数の個数: 24

約数和(自身を含む): 52245760

約数和(自身を除く): 31454236

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133279, 266558, 399837, 533116, 799674, 1599348, 1732627, 3465254, 5197881, 6930508, 10395762, 20791524]

約数ペア:

[(1, 20791524), (2, 10395762), (3, 6930508), (4, 5197881), (6, 3465254), (12, 1732627), (13, 1599348), (26, 799674), (39, 533116), (52, 399837), (78, 266558), (156, 133279)]