20808775691

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{2381}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 23657261760

約数和(自身を除く): 2848486069

約数列:

[1, 11, 37, 109, 197, 407, 1199, 2167, 2381, 4033, 7289, 21473, 26191, 44363, 80179, 88097, 236203, 259529, 469057, 794501, 969067, 2854819, 5159627, 8739511, 9602573, 17355109, 51127213, 105628303, 190906199, 562399343, 1891706881, 20808775691]

約数ペア:

[(1, 20808775691), (11, 1891706881), (37, 562399343), (109, 190906199), (197, 105628303), (407, 51127213), (1199, 17355109), (2167, 9602573), (2381, 8739511), (4033, 5159627), (7289, 2854819), (21473, 969067), (26191, 794501), (44363, 469057), (80179, 259529), (88097, 236203)]