19447029

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13421}}^1$

素因数の和:13457

約数の個数: 24

約数和(自身を含む): 33501312

約数和(自身を除く): 14054283

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13421, 40263, 93947, 120789, 281841, 308683, 845523, 926049, 2160781, 2778147, 6482343, 19447029]

約数ペア:

[(1, 19447029), (3, 6482343), (7, 2778147), (9, 2160781), (21, 926049), (23, 845523), (63, 308683), (69, 281841), (161, 120789), (207, 93947), (483, 40263), (1449, 13421)]