18080271

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1207

約数の個数: 24

約数和(自身を含む): 28675920

約数和(自身を除く): 10595649

約数列:

[1, 3, 9, 11, 33, 99, 181, 543, 1009, 1629, 1991, 3027, 5973, 9081, 11099, 17919, 33297, 99891, 182629, 547887, 1643661, 2008919, 6026757, 18080271]

約数ペア:

[(1, 18080271), (3, 6026757), (9, 2008919), (11, 1643661), (33, 547887), (99, 182629), (181, 99891), (543, 33297), (1009, 17919), (1629, 11099), (1991, 9081), (3027, 5973)]