18558838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5107}}^1$

素因数の和:5211

約数の個数: 16

約数和(自身を含む): 29422080

約数和(自身を除く): 10863242

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5107, 10214, 117461, 234922, 403453, 806906, 9279419, 18558838]

約数ペア:

[(1, 18558838), (2, 9279419), (23, 806906), (46, 403453), (79, 234922), (158, 117461), (1817, 10214), (3634, 5107)]