19129743

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11352177

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 587, 639, 1207, 1761, 1917, 3621, 5283, 9979, 10863, 15849, 29937, 32589, 41677, 89811, 125031, 269433, 375093, 708509, 1125279, 2125527, 6376581, 19129743]

約数ペア:

[(1, 19129743), (3, 6376581), (9, 2125527), (17, 1125279), (27, 708509), (51, 375093), (71, 269433), (153, 125031), (213, 89811), (459, 41677), (587, 32589), (639, 29937), (1207, 15849), (1761, 10863), (1917, 9979), (3621, 5283)]