19976313

素因数分解:

$3^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1237}}^1$

素因数の和:2016

約数の個数: 16

約数和(自身を含む): 30504320

約数和(自身を除く): 10528007

約数列:

[1, 3, 7, 21, 769, 1237, 2307, 3711, 5383, 8659, 16149, 25977, 951253, 2853759, 6658771, 19976313]

約数ペア:

[(1, 19976313), (3, 6658771), (7, 2853759), (21, 951253), (769, 25977), (1237, 16149), (2307, 8659), (3711, 5383)]