20123641434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257995403}}^1$

素因数の和:257995421

約数の個数: 16

約数和(自身を含む): 43343227872

約数和(自身を除く): 23219586438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257995403, 515990806, 773986209, 1547972418, 3353940239, 6707880478, 10061820717, 20123641434]

約数ペア:

[(1, 20123641434), (2, 10061820717), (3, 6707880478), (6, 3353940239), (13, 1547972418), (26, 773986209), (39, 515990806), (78, 257995403)]