20173779904

素因数分解:

$2^6\times {\mathrm{149}}^1\times {\mathrm{2115539}}^1$

素因数の和:2115700

約数の個数: 28

約数和(自身を含む): 40301037000

約数和(自身を除く): 20127257096

約数列:

[1, 2, 4, 8, 16, 32, 64, 149, 298, 596, 1192, 2384, 4768, 9536, 2115539, 4231078, 8462156, 16924312, 33848624, 67697248, 135394496, 315215311, 630430622, 1260861244, 2521722488, 5043444976, 10086889952, 20173779904]

約数ペア:

[(1, 20173779904), (2, 10086889952), (4, 5043444976), (8, 2521722488), (16, 1260861244), (32, 630430622), (64, 315215311), (149, 135394496), (298, 67697248), (596, 33848624), (1192, 16924312), (2384, 8462156), (4768, 4231078), (9536, 2115539)]