19749717

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56267}}^1$

素因数の和:56289

約数の個数: 16

約数和(自身を含む): 31510080

約数和(自身を除く): 11760363

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56267, 168801, 506403, 731471, 1519209, 2194413, 6583239, 19749717]

約数ペア:

[(1, 19749717), (3, 6583239), (9, 2194413), (13, 1519209), (27, 731471), (39, 506403), (117, 168801), (351, 56267)]