20779866

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:847

約数の個数: 48

約数和(自身を含む): 47429928

約数和(自身を除く): 26650062

約数列:

[1, 2, 3, 6, 9, 18, 37, 41, 74, 82, 111, 123, 222, 246, 333, 369, 666, 738, 761, 1517, 1522, 2283, 3034, 4551, 4566, 6849, 9102, 13653, 13698, 27306, 28157, 31201, 56314, 62402, 84471, 93603, 168942, 187206, 253413, 280809, 506826, 561618, 1154437, 2308874, 3463311, 6926622, 10389933, 20779866]

約数ペア:

[(1, 20779866), (2, 10389933), (3, 6926622), (6, 3463311), (9, 2308874), (18, 1154437), (37, 561618), (41, 506826), (74, 280809), (82, 253413), (111, 187206), (123, 168942), (222, 93603), (246, 84471), (333, 62402), (369, 56314), (666, 31201), (738, 28157), (761, 27306), (1517, 13698), (1522, 13653), (2283, 9102), (3034, 6849), (4551, 4566)]