20767464

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{1367}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 56553120

約数和(自身を除く): 35785656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1367, 1688, 1899, 2532, 2734, 3798, 4101, 5064, 5468, 7596, 8202, 10936, 12303, 15192, 16404, 24606, 32808, 49212, 98424, 288437, 576874, 865311, 1153748, 1730622, 2307496, 2595933, 3461244, 5191866, 6922488, 10383732, 20767464]

約数ペア:

[(1, 20767464), (2, 10383732), (3, 6922488), (4, 5191866), (6, 3461244), (8, 2595933), (9, 2307496), (12, 1730622), (18, 1153748), (24, 865311), (36, 576874), (72, 288437), (211, 98424), (422, 49212), (633, 32808), (844, 24606), (1266, 16404), (1367, 15192), (1688, 12303), (1899, 10936), (2532, 8202), (2734, 7596), (3798, 5468), (4101, 5064)]