20404462

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1873}}^1$

素因数の和:2307

約数の個数: 16

約数和(自身を含む): 33057360

約数和(自身を除く): 12652898

約数列:

[1, 2, 13, 26, 419, 838, 1873, 3746, 5447, 10894, 24349, 48698, 784787, 1569574, 10202231, 20404462]

約数ペア:

[(1, 20404462), (2, 10202231), (13, 1569574), (26, 784787), (419, 48698), (838, 24349), (1873, 10894), (3746, 5447)]