15631888

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 31248000

約数和(自身を除く): 15616112

約数列:

[1, 2, 4, 8, 16, 79, 83, 149, 158, 166, 298, 316, 332, 596, 632, 664, 1192, 1264, 1328, 2384, 6557, 11771, 12367, 13114, 23542, 24734, 26228, 47084, 49468, 52456, 94168, 98936, 104912, 188336, 197872, 976993, 1953986, 3907972, 7815944, 15631888]

約数ペア:

[(1, 15631888), (2, 7815944), (4, 3907972), (8, 1953986), (16, 976993), (79, 197872), (83, 188336), (149, 104912), (158, 98936), (166, 94168), (298, 52456), (316, 49468), (332, 47084), (596, 26228), (632, 24734), (664, 23542), (1192, 13114), (1264, 12367), (1328, 11771), (2384, 6557)]