20017279

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2137}}^1$

素因数の和:2202

約数の個数: 16

約数和(自身を含む): 23090400

約数和(自身を除く): 3073121

約数列:

[1, 17, 19, 29, 323, 493, 551, 2137, 9367, 36329, 40603, 61973, 690251, 1053541, 1177487, 20017279]

約数ペア:

[(1, 20017279), (17, 1177487), (19, 1053541), (29, 690251), (323, 61973), (493, 40603), (551, 36329), (2137, 9367)]