19175481

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{54631}}^1$

素因数の和:54653

約数の個数: 16

約数和(自身を含む): 30593920

約数和(自身を除く): 11418439

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 54631, 163893, 491679, 710203, 1475037, 2130609, 6391827, 19175481]

約数ペア:

[(1, 19175481), (3, 6391827), (9, 2130609), (13, 1475037), (27, 710203), (39, 491679), (117, 163893), (351, 54631)]