20008212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{761}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 53596032

約数和(自身を除く): 33587820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 313, 626, 761, 939, 1252, 1522, 1878, 2191, 2283, 3044, 3756, 4382, 4566, 5327, 6573, 8764, 9132, 10654, 13146, 15981, 21308, 26292, 31962, 63924, 238193, 476386, 714579, 952772, 1429158, 1667351, 2858316, 3334702, 5002053, 6669404, 10004106, 20008212]

約数ペア:

[(1, 20008212), (2, 10004106), (3, 6669404), (4, 5002053), (6, 3334702), (7, 2858316), (12, 1667351), (14, 1429158), (21, 952772), (28, 714579), (42, 476386), (84, 238193), (313, 63924), (626, 31962), (761, 26292), (939, 21308), (1252, 15981), (1522, 13146), (1878, 10654), (2191, 9132), (2283, 8764), (3044, 6573), (3756, 5327), (4382, 4566)]