19684271999

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{2027}}^1\times {\mathrm{60317}}^1$

素因数の和:62374

約数の個数: 16

約数和(自身を含む): 23486381568

約数和(自身を除く): 3802109569

約数列:

[1, 7, 23, 161, 2027, 14189, 46621, 60317, 326347, 422219, 1387291, 9711037, 122262559, 855837913, 2812038857, 19684271999]

約数ペア:

[(1, 19684271999), (7, 2812038857), (23, 855837913), (161, 122262559), (2027, 9711037), (14189, 1387291), (46621, 422219), (60317, 326347)]