20744988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6833}}^1$

素因数の和:6874

約数の個数: 48

約数和(自身を含む): 55109376

約数和(自身を除く): 34364388

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 6833, 13666, 20499, 27332, 40998, 75163, 81996, 150326, 157159, 225489, 300652, 314318, 450978, 471477, 628636, 901956, 942954, 1728749, 1885908, 3457498, 5186247, 6914996, 10372494, 20744988]

約数ペア:

[(1, 20744988), (2, 10372494), (3, 6914996), (4, 5186247), (6, 3457498), (11, 1885908), (12, 1728749), (22, 942954), (23, 901956), (33, 628636), (44, 471477), (46, 450978), (66, 314318), (69, 300652), (92, 225489), (132, 157159), (138, 150326), (253, 81996), (276, 75163), (506, 40998), (759, 27332), (1012, 20499), (1518, 13666), (3036, 6833)]