20590239

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{1151}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 28200960

約数和(自身を除く): 7610721

約数列:

[1, 3, 67, 89, 201, 267, 1151, 3453, 5963, 17889, 77117, 102439, 231351, 307317, 6863413, 20590239]

約数ペア:

[(1, 20590239), (3, 6863413), (67, 307317), (89, 231351), (201, 102439), (267, 77117), (1151, 17889), (3453, 5963)]