20112912

素因数分解:

$2^4\times 3^2\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:920

約数の個数: 60

約数和(自身を含む): 56653740

約数和(自身を除く): 36540828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197, 394, 591, 709, 788, 1182, 1418, 1576, 1773, 2127, 2364, 2836, 3152, 3546, 4254, 4728, 5672, 6381, 7092, 8508, 9456, 11344, 12762, 14184, 17016, 25524, 28368, 34032, 51048, 102096, 139673, 279346, 419019, 558692, 838038, 1117384, 1257057, 1676076, 2234768, 2514114, 3352152, 5028228, 6704304, 10056456, 20112912]

約数ペア:

[(1, 20112912), (2, 10056456), (3, 6704304), (4, 5028228), (6, 3352152), (8, 2514114), (9, 2234768), (12, 1676076), (16, 1257057), (18, 1117384), (24, 838038), (36, 558692), (48, 419019), (72, 279346), (144, 139673), (197, 102096), (394, 51048), (591, 34032), (709, 28368), (788, 25524), (1182, 17016), (1418, 14184), (1576, 12762), (1773, 11344), (2127, 9456), (2364, 8508), (2836, 7092), (3152, 6381), (3546, 5672), (4254, 4728)]