20244807

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 35313408

約数和(自身を除く): 15068601

約数列:

[1, 3, 9, 11, 17, 23, 33, 51, 69, 99, 153, 187, 207, 253, 391, 523, 561, 759, 1173, 1569, 1683, 2277, 3519, 4301, 4707, 5753, 8891, 12029, 12903, 17259, 26673, 36087, 38709, 51777, 80019, 97801, 108261, 132319, 204493, 293403, 396957, 613479, 880209, 1190871, 1840437, 2249423, 6748269, 20244807]

約数ペア:

[(1, 20244807), (3, 6748269), (9, 2249423), (11, 1840437), (17, 1190871), (23, 880209), (33, 613479), (51, 396957), (69, 293403), (99, 204493), (153, 132319), (187, 108261), (207, 97801), (253, 80019), (391, 51777), (523, 38709), (561, 36087), (759, 26673), (1173, 17259), (1569, 12903), (1683, 12029), (2277, 8891), (3519, 5753), (4301, 4707)]