18851283

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 32887296

約数和(自身を除く): 14036013

約数列:

[1, 3, 9, 11, 17, 23, 33, 51, 69, 99, 153, 187, 207, 253, 391, 487, 561, 759, 1173, 1461, 1683, 2277, 3519, 4301, 4383, 5357, 8279, 11201, 12903, 16071, 24837, 33603, 38709, 48213, 74511, 91069, 100809, 123211, 190417, 273207, 369633, 571251, 819621, 1108899, 1713753, 2094587, 6283761, 18851283]

約数ペア:

[(1, 18851283), (3, 6283761), (9, 2094587), (11, 1713753), (17, 1108899), (23, 819621), (33, 571251), (51, 369633), (69, 273207), (99, 190417), (153, 123211), (187, 100809), (207, 91069), (253, 74511), (391, 48213), (487, 38709), (561, 33603), (759, 24837), (1173, 16071), (1461, 12903), (1683, 11201), (2277, 8279), (3519, 5357), (4301, 4383)]