20123704

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{23509}}^1$

素因数の和:23622

約数の個数: 16

約数和(自身を含む): 38086200

約数和(自身を除く): 17962496

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 23509, 47018, 94036, 188072, 2515463, 5030926, 10061852, 20123704]

約数ペア:

[(1, 20123704), (2, 10061852), (4, 5030926), (8, 2515463), (107, 188072), (214, 94036), (428, 47018), (856, 23509)]