20191893621

素因数分解:

$3^1\times {\mathrm{397}}^1\times {\mathrm{2423}}^1\times {\mathrm{6997}}^1$

素因数の和:9820

約数の個数: 16

約数和(自身を含む): 27005337984

約数和(自身を除く): 6813444363

約数列:

[1, 3, 397, 1191, 2423, 6997, 7269, 20991, 961931, 2777809, 2885793, 8333427, 16953731, 50861193, 6730631207, 20191893621]

約数ペア:

[(1, 20191893621), (3, 6730631207), (397, 50861193), (1191, 16953731), (2423, 8333427), (6997, 2885793), (7269, 2777809), (20991, 961931)]