18922887

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{367}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 29105856

約数和(自身を除く): 10182969

約数列:

[1, 3, 9, 17, 51, 153, 337, 367, 1011, 1101, 3033, 3303, 5729, 6239, 17187, 18717, 51561, 56151, 123679, 371037, 1113111, 2102543, 6307629, 18922887]

約数ペア:

[(1, 18922887), (3, 6307629), (9, 2102543), (17, 1113111), (51, 371037), (153, 123679), (337, 56151), (367, 51561), (1011, 18717), (1101, 17187), (3033, 6239), (3303, 5729)]