19454157

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3923}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 30607200

約数和(自身を除く): 11153043

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 3923, 4959, 11769, 35307, 74537, 113767, 223611, 341301, 670833, 1023903, 2161573, 6484719, 19454157]

約数ペア:

[(1, 19454157), (3, 6484719), (9, 2161573), (19, 1023903), (29, 670833), (57, 341301), (87, 223611), (171, 113767), (261, 74537), (551, 35307), (1653, 11769), (3923, 4959)]