18971653122

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{178853}}^1$

素因数の和:179015

約数の個数: 48

約数和(自身を含む): 42186650688

約数和(自身を除く): 23214997566

約数列:

[1, 2, 3, 6, 9, 18, 71, 83, 142, 166, 213, 249, 426, 498, 639, 747, 1278, 1494, 5893, 11786, 17679, 35358, 53037, 106074, 178853, 357706, 536559, 1073118, 1609677, 3219354, 12698563, 14844799, 25397126, 29689598, 38095689, 44534397, 76191378, 89068794, 114287067, 133603191, 228574134, 267206382, 1053980729, 2107961458, 3161942187, 6323884374, 9485826561, 18971653122]

約数ペア:

[(1, 18971653122), (2, 9485826561), (3, 6323884374), (6, 3161942187), (9, 2107961458), (18, 1053980729), (71, 267206382), (83, 228574134), (142, 133603191), (166, 114287067), (213, 89068794), (249, 76191378), (426, 44534397), (498, 38095689), (639, 29689598), (747, 25397126), (1278, 14844799), (1494, 12698563), (5893, 3219354), (11786, 1609677), (17679, 1073118), (35358, 536559), (53037, 357706), (106074, 178853)]