20423793

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22769}}^1$

素因数の和:22808

約数の個数: 16

約数和(自身を含む): 30602880

約数和(自身を除く): 10179087

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 22769, 68307, 295997, 523687, 887991, 1571061, 6807931, 20423793]

約数ペア:

[(1, 20423793), (3, 6807931), (13, 1571061), (23, 887991), (39, 523687), (69, 295997), (299, 68307), (897, 22769)]