20395983

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2099}}^1$

素因数の和:2222

約数の個数: 16

約数和(自身を含む): 28224000

約数和(自身を除く): 7828017

約数列:

[1, 3, 41, 79, 123, 237, 2099, 3239, 6297, 9717, 86059, 165821, 258177, 497463, 6798661, 20395983]

約数ペア:

[(1, 20395983), (3, 6798661), (41, 497463), (79, 258177), (123, 165821), (237, 86059), (2099, 9717), (3239, 6297)]