399378032

素因数分解:

$2^4\times {\mathrm{1979}}^1\times {\mathrm{12613}}^1$

素因数の和:14600

約数の個数: 20

約数和(自身を含む): 774247320

約数和(自身を除く): 374869288

約数列:

[1, 2, 4, 8, 16, 1979, 3958, 7916, 12613, 15832, 25226, 31664, 50452, 100904, 201808, 24961127, 49922254, 99844508, 199689016, 399378032]

約数ペア:

[(1, 399378032), (2, 199689016), (4, 99844508), (8, 49922254), (16, 24961127), (1979, 201808), (3958, 100904), (7916, 50452), (12613, 31664), (15832, 25226)]