16881494

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 30551040

約数和(自身を除く): 13669546

約数列:

[1, 2, 7, 14, 23, 46, 103, 161, 206, 322, 509, 721, 1018, 1442, 2369, 3563, 4738, 7126, 11707, 16583, 23414, 33166, 52427, 81949, 104854, 163898, 366989, 733978, 1205821, 2411642, 8440747, 16881494]

約数ペア:

[(1, 16881494), (2, 8440747), (7, 2411642), (14, 1205821), (23, 733978), (46, 366989), (103, 163898), (161, 104854), (206, 81949), (322, 52427), (509, 33166), (721, 23414), (1018, 16583), (1442, 11707), (2369, 7126), (3563, 4738)]