18906057

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4261}}^1$

素因数の和:4313

約数の個数: 24

約数和(自身を含む): 29919240

約数和(自身を除く): 11013183

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4261, 4437, 12783, 38349, 72437, 123569, 217311, 370707, 651933, 1112121, 2100673, 6302019, 18906057]

約数ペア:

[(1, 18906057), (3, 6302019), (9, 2100673), (17, 1112121), (29, 651933), (51, 370707), (87, 217311), (153, 123569), (261, 72437), (493, 38349), (1479, 12783), (4261, 4437)]