20454678

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59809}}^1$

素因数の和:59836

約数の個数: 24

約数和(自身を含む): 46651800

約数和(自身を除く): 26197122

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 59809, 119618, 179427, 358854, 538281, 1076562, 1136371, 2272742, 3409113, 6818226, 10227339, 20454678]

約数ペア:

[(1, 20454678), (2, 10227339), (3, 6818226), (6, 3409113), (9, 2272742), (18, 1136371), (19, 1076562), (38, 538281), (57, 358854), (114, 179427), (171, 119618), (342, 59809)]