18933867

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 28108080

約数和(自身を除く): 9174213

約数列:

[1, 3, 9, 59, 177, 181, 197, 531, 543, 591, 1629, 1773, 10679, 11623, 32037, 34869, 35657, 96111, 104607, 106971, 320913, 2103763, 6311289, 18933867]

約数ペア:

[(1, 18933867), (3, 6311289), (9, 2103763), (59, 320913), (177, 106971), (181, 104607), (197, 96111), (531, 35657), (543, 34869), (591, 32037), (1629, 11623), (1773, 10679)]