20293161

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14423}}^1$

素因数の和:14500

約数の個数: 16

約数和(自身を含む): 31386624

約数和(自身を除く): 11093463

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14423, 43269, 100961, 302883, 966341, 2899023, 6764387, 20293161]

約数ペア:

[(1, 20293161), (3, 6764387), (7, 2899023), (21, 966341), (67, 302883), (201, 100961), (469, 43269), (1407, 14423)]