13449220

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1097}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 28315224

約数和(自身を除く): 14866004

約数列:

[1, 2, 4, 5, 10, 20, 613, 1097, 1226, 2194, 2452, 3065, 4388, 5485, 6130, 10970, 12260, 21940, 672461, 1344922, 2689844, 3362305, 6724610, 13449220]

約数ペア:

[(1, 13449220), (2, 6724610), (4, 3362305), (5, 2689844), (10, 1344922), (20, 672461), (613, 21940), (1097, 12260), (1226, 10970), (2194, 6130), (2452, 5485), (3065, 4388)]