19571301

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 40

約数和(自身を含む): 31598424

約数和(自身を除く): 12027123

約数列:

[1, 3, 9, 17, 27, 51, 61, 81, 153, 183, 233, 459, 549, 699, 1037, 1377, 1647, 2097, 3111, 3961, 4941, 6291, 9333, 11883, 14213, 18873, 27999, 35649, 42639, 83997, 106947, 127917, 241621, 320841, 383751, 724863, 1151253, 2174589, 6523767, 19571301]

約数ペア:

[(1, 19571301), (3, 6523767), (9, 2174589), (17, 1151253), (27, 724863), (51, 383751), (61, 320841), (81, 241621), (153, 127917), (183, 106947), (233, 83997), (459, 42639), (549, 35649), (699, 27999), (1037, 18873), (1377, 14213), (1647, 11883), (2097, 9333), (3111, 6291), (3961, 4941)]