20343367996

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{224729}}^1$

素因数の和:224854

約数の個数: 48

約数和(自身を含む): 42134178240

約数和(自身を除く): 21790810244

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 212, 244, 371, 427, 742, 854, 1484, 1708, 3233, 6466, 12932, 22631, 45262, 90524, 224729, 449458, 898916, 1573103, 3146206, 6292412, 11910637, 13708469, 23821274, 27416938, 47642548, 54833876, 83374459, 95959283, 166748918, 191918566, 333497836, 383837132, 726548857, 1453097714, 2906195428, 5085841999, 10171683998, 20343367996]

約数ペア:

[(1, 20343367996), (2, 10171683998), (4, 5085841999), (7, 2906195428), (14, 1453097714), (28, 726548857), (53, 383837132), (61, 333497836), (106, 191918566), (122, 166748918), (212, 95959283), (244, 83374459), (371, 54833876), (427, 47642548), (742, 27416938), (854, 23821274), (1484, 13708469), (1708, 11910637), (3233, 6292412), (6466, 3146206), (12932, 1573103), (22631, 898916), (45262, 449458), (90524, 224729)]