20656166488

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{54936613}}^1$

素因数の和:54936666

約数の個数: 16

約数和(自身を含む): 39554362080

約数和(自身を除く): 18898195592

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 54936613, 109873226, 219746452, 439492904, 2582020811, 5164041622, 10328083244, 20656166488]

約数ペア:

[(1, 20656166488), (2, 10328083244), (4, 5164041622), (8, 2582020811), (47, 439492904), (94, 219746452), (188, 109873226), (376, 54936613)]