20791144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8147}}^1$

素因数の和:8193

約数の個数: 32

約数和(自身を含む): 43999200

約数和(自身を除く): 23208056

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 8147, 16294, 32588, 65176, 89617, 179234, 236263, 358468, 472526, 716936, 945052, 1890104, 2598893, 5197786, 10395572, 20791144]

約数ペア:

[(1, 20791144), (2, 10395572), (4, 5197786), (8, 2598893), (11, 1890104), (22, 945052), (29, 716936), (44, 472526), (58, 358468), (88, 236263), (116, 179234), (232, 89617), (319, 65176), (638, 32588), (1276, 16294), (2552, 8147)]