20186770051

素因数分解:

$7^5\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 24706080000

約数和(自身を除く): 4519309949

約数列:

[1, 7, 29, 49, 83, 203, 343, 499, 581, 1421, 2401, 2407, 3493, 4067, 9947, 14471, 16807, 16849, 24451, 28469, 41417, 69629, 101297, 117943, 171157, 199283, 289919, 487403, 709079, 825601, 1198099, 1201093, 1394981, 2029433, 4963553, 5779207, 8386693, 8407651, 14206031, 34744871, 40454449, 58853557, 99442217, 243214097, 411974899, 696095519, 2883824293, 20186770051]

約数ペア:

[(1, 20186770051), (7, 2883824293), (29, 696095519), (49, 411974899), (83, 243214097), (203, 99442217), (343, 58853557), (499, 40454449), (581, 34744871), (1421, 14206031), (2401, 8407651), (2407, 8386693), (3493, 5779207), (4067, 4963553), (9947, 2029433), (14471, 1394981), (16807, 1201093), (16849, 1198099), (24451, 825601), (28469, 709079), (41417, 487403), (69629, 289919), (101297, 199283), (117943, 171157)]