20808675849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{618257}}^1$

素因数の和:619136

約数の個数: 16

約数和(自身を含む): 29913795072

約数和(自身を除く): 9105119223

約数列:

[1, 3, 13, 39, 863, 2589, 11219, 33657, 618257, 1854771, 8037341, 24112023, 533555791, 1600667373, 6936225283, 20808675849]

約数ペア:

[(1, 20808675849), (3, 6936225283), (13, 1600667373), (39, 533555791), (863, 24112023), (2589, 8037341), (11219, 1854771), (33657, 618257)]