20164838032

素因数分解:

$2^4\times {\mathrm{4969}}^1\times {\mathrm{253633}}^1$

素因数の和:258610

約数の個数: 20

約数和(自身を含む): 39077390380

約数和(自身を除く): 18912552348

約数列:

[1, 2, 4, 8, 16, 4969, 9938, 19876, 39752, 79504, 253633, 507266, 1014532, 2029064, 4058128, 1260302377, 2520604754, 5041209508, 10082419016, 20164838032]

約数ペア:

[(1, 20164838032), (2, 10082419016), (4, 5041209508), (8, 2520604754), (16, 1260302377), (4969, 4058128), (9938, 2029064), (19876, 1014532), (39752, 507266), (79504, 253633)]