19450947

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 26811648

約数和(自身を除く): 7360701

約数列:

[1, 3, 53, 71, 159, 213, 1723, 3763, 5169, 11289, 91319, 122333, 273957, 366999, 6483649, 19450947]

約数ペア:

[(1, 19450947), (3, 6483649), (53, 366999), (71, 273957), (159, 122333), (213, 91319), (1723, 11289), (3763, 5169)]