18563824

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17317}}^1$

素因数の和:17392

約数の個数: 20

約数和(自身を含む): 36506344

約数和(自身を除く): 17942520

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17317, 34634, 69268, 138536, 277072, 1160239, 2320478, 4640956, 9281912, 18563824]

約数ペア:

[(1, 18563824), (2, 9281912), (4, 4640956), (8, 2320478), (16, 1160239), (67, 277072), (134, 138536), (268, 69268), (536, 34634), (1072, 17317)]