18339939

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 27885312

約数和(自身を除く): 9545373

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1063, 1917, 3189, 5751, 9567, 17253, 28701, 75473, 86103, 226419, 258309, 679257, 2037771, 6113313, 18339939]

約数ペア:

[(1, 18339939), (3, 6113313), (9, 2037771), (27, 679257), (71, 258309), (81, 226419), (213, 86103), (243, 75473), (639, 28701), (1063, 17253), (1917, 9567), (3189, 5751)]