20950006

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4691}}^1$

素因数の和:4740

約数の個数: 32

約数和(自身を含む): 40538880

約数和(自身を除く): 19588874

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 4691, 9382, 32837, 51601, 65674, 103202, 136039, 272078, 361207, 722414, 952273, 1496429, 1904546, 2992858, 10475003, 20950006]

約数ペア:

[(1, 20950006), (2, 10475003), (7, 2992858), (11, 1904546), (14, 1496429), (22, 952273), (29, 722414), (58, 361207), (77, 272078), (154, 136039), (203, 103202), (319, 65674), (406, 51601), (638, 32837), (2233, 9382), (4466, 4691)]