19395993

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2336

約数の個数: 16

約数和(自身を含む): 26877312

約数和(自身を除く): 7481319

約数列:

[1, 3, 41, 71, 123, 213, 2221, 2911, 6663, 8733, 91061, 157691, 273183, 473073, 6465331, 19395993]

約数ペア:

[(1, 19395993), (3, 6465331), (41, 473073), (71, 273183), (123, 157691), (213, 91061), (2221, 8733), (2911, 6663)]