18948768828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2021849}}^1$

素因数の和:2021938

約数の個数: 48

約数和(自身を含む): 48912595200

約数和(自身を除く): 29963826372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2343, 3124, 4686, 9372, 2021849, 4043698, 6065547, 8087396, 12131094, 22240339, 24262188, 44480678, 66721017, 88961356, 133442034, 143551279, 266884068, 287102558, 430653837, 574205116, 861307674, 1579064069, 1722615348, 3158128138, 4737192207, 6316256276, 9474384414, 18948768828]

約数ペア:

[(1, 18948768828), (2, 9474384414), (3, 6316256276), (4, 4737192207), (6, 3158128138), (11, 1722615348), (12, 1579064069), (22, 861307674), (33, 574205116), (44, 430653837), (66, 287102558), (71, 266884068), (132, 143551279), (142, 133442034), (213, 88961356), (284, 66721017), (426, 44480678), (781, 24262188), (852, 22240339), (1562, 12131094), (2343, 8087396), (3124, 6065547), (4686, 4043698), (9372, 2021849)]