1991834

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 24

約数和(自身を含む): 3320352

約数和(自身を除く): 1328518

約数列:

[1, 2, 13, 26, 71, 83, 142, 166, 169, 338, 923, 1079, 1846, 2158, 5893, 11786, 11999, 14027, 23998, 28054, 76609, 153218, 995917, 1991834]

約数ペア:

[(1, 1991834), (2, 995917), (13, 153218), (26, 76609), (71, 28054), (83, 23998), (142, 14027), (166, 11999), (169, 11786), (338, 5893), (923, 2158), (1079, 1846)]