20187682361

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{853999}}^1$

素因数の和:854324

約数の個数: 16

約数和(自身を含む): 25251072000

約数和(自身を除く): 5063389639

約数列:

[1, 7, 11, 77, 307, 2149, 3377, 23639, 853999, 5977993, 9393989, 65757923, 262177693, 1835243851, 2883954623, 20187682361]

約数ペア:

[(1, 20187682361), (7, 2883954623), (11, 1835243851), (77, 262177693), (307, 65757923), (2149, 9393989), (3377, 5977993), (23639, 853999)]