18942363

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 14235237

約数列:

[1, 3, 9, 11, 23, 27, 33, 47, 59, 69, 99, 141, 177, 207, 253, 297, 423, 517, 531, 621, 649, 759, 1081, 1269, 1357, 1551, 1593, 1947, 2277, 2773, 3243, 4071, 4653, 5841, 6831, 8319, 9729, 11891, 12213, 13959, 14927, 17523, 24957, 29187, 30503, 35673, 36639, 44781, 63779, 74871, 91509, 107019, 134343, 191337, 274527, 321057, 403029, 574011, 701569, 823581, 1722033, 2104707, 6314121, 18942363]

約数ペア:

[(1, 18942363), (3, 6314121), (9, 2104707), (11, 1722033), (23, 823581), (27, 701569), (33, 574011), (47, 403029), (59, 321057), (69, 274527), (99, 191337), (141, 134343), (177, 107019), (207, 91509), (253, 74871), (297, 63779), (423, 44781), (517, 36639), (531, 35673), (621, 30503), (649, 29187), (759, 24957), (1081, 17523), (1269, 14927), (1357, 13959), (1551, 12213), (1593, 11891), (1947, 9729), (2277, 8319), (2773, 6831), (3243, 5841), (4071, 4653)]