20512542267

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3658381}}^1$

素因数の和:3658483

約数の個数: 24

約数和(自身を含む): 34242455520

約数和(自身を除く): 13729913253

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 3658381, 10975143, 25608667, 32925429, 76826001, 230478003, 325595909, 976787727, 2279171363, 2930363181, 6837514089, 20512542267]

約数ペア:

[(1, 20512542267), (3, 6837514089), (7, 2930363181), (9, 2279171363), (21, 976787727), (63, 325595909), (89, 230478003), (267, 76826001), (623, 32925429), (801, 25608667), (1869, 10975143), (5607, 3658381)]