20704453

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15817}}^1$

素因数の和:15852

約数の個数: 16

約数和(自身を含む): 27333504

約数和(自身を除く): 6629051

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 15817, 110719, 173987, 268889, 1217909, 1882223, 2957779, 20704453]

約数ペア:

[(1, 20704453), (7, 2957779), (11, 1882223), (17, 1217909), (77, 268889), (119, 173987), (187, 110719), (1309, 15817)]