31574128

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{14197}}^1$

素因数の和:14344

約数の個数: 20

約数和(自身を含む): 61619320

約数和(自身を除く): 30045192

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 14197, 28394, 56788, 113576, 227152, 1973383, 3946766, 7893532, 15787064, 31574128]

約数ペア:

[(1, 31574128), (2, 15787064), (4, 7893532), (8, 3946766), (16, 1973383), (139, 227152), (278, 113576), (556, 56788), (1112, 28394), (2224, 14197)]