19317999

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1879}}^1$

素因数の和:2054

約数の個数: 16

約数和(自身を含む): 27072000

約数和(自身を除く): 7754001

約数列:

[1, 3, 23, 69, 149, 447, 1879, 3427, 5637, 10281, 43217, 129651, 279971, 839913, 6439333, 19317999]

約数ペア:

[(1, 19317999), (3, 6439333), (23, 839913), (69, 279971), (149, 129651), (447, 43217), (1879, 10281), (3427, 5637)]