20009731

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{929}}^1$

素因数の和:1134

約数の個数: 16

約数和(自身を含む): 24373440

約数和(自身を除く): 4363709

約数列:

[1, 7, 17, 119, 181, 929, 1267, 3077, 6503, 15793, 21539, 110551, 168149, 1177043, 2858533, 20009731]

約数ペア:

[(1, 20009731), (7, 2858533), (17, 1177043), (119, 168149), (181, 110551), (929, 21539), (1267, 15793), (3077, 6503)]