19128039

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12829}}^1$

素因数の和:12910

約数の個数: 16

約数和(自身を含む): 29560320

約数和(自身を除く): 10432281

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 12829, 38487, 89803, 269409, 910859, 2732577, 6376013, 19128039]

約数ペア:

[(1, 19128039), (3, 6376013), (7, 2732577), (21, 910859), (71, 269409), (213, 89803), (497, 38487), (1491, 12829)]