20644708

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32057}}^1$

素因数の和:32091

約数の個数: 24

約数和(自身を含む): 43085952

約数和(自身を除く): 22441244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32057, 64114, 128228, 224399, 448798, 737311, 897596, 1474622, 2949244, 5161177, 10322354, 20644708]

約数ペア:

[(1, 20644708), (2, 10322354), (4, 5161177), (7, 2949244), (14, 1474622), (23, 897596), (28, 737311), (46, 448798), (92, 224399), (161, 128228), (322, 64114), (644, 32057)]