20880147222

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{481531}}^1$

素因数の和:481626

約数の個数: 64

約数和(自身を含む): 51312049920

約数和(自身を除く): 30431902698

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 73, 99, 146, 198, 219, 297, 438, 594, 657, 803, 1314, 1606, 1971, 2409, 3942, 4818, 7227, 14454, 21681, 43362, 481531, 963062, 1444593, 2889186, 4333779, 5296841, 8667558, 10593682, 13001337, 15890523, 26002674, 31781046, 35151763, 47671569, 70303526, 95343138, 105455289, 143014707, 210910578, 286029414, 316365867, 386669393, 632731734, 773338786, 949097601, 1160008179, 1898195202, 2320016358, 3480024537, 6960049074, 10440073611, 20880147222]

約数ペア:

[(1, 20880147222), (2, 10440073611), (3, 6960049074), (6, 3480024537), (9, 2320016358), (11, 1898195202), (18, 1160008179), (22, 949097601), (27, 773338786), (33, 632731734), (54, 386669393), (66, 316365867), (73, 286029414), (99, 210910578), (146, 143014707), (198, 105455289), (219, 95343138), (297, 70303526), (438, 47671569), (594, 35151763), (657, 31781046), (803, 26002674), (1314, 15890523), (1606, 13001337), (1971, 10593682), (2409, 8667558), (3942, 5296841), (4818, 4333779), (7227, 2889186), (14454, 1444593), (21681, 963062), (43362, 481531)]