20237667

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{5023}}^1$

素因数の和:5122

約数の個数: 16

約数和(自身を含む): 28938240

約数和(自身を除く): 8700573

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 5023, 15069, 85391, 256173, 396817, 1190451, 6745889, 20237667]

約数ペア:

[(1, 20237667), (3, 6745889), (17, 1190451), (51, 396817), (79, 256173), (237, 85391), (1343, 15069), (4029, 5023)]