2018981876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1\times {\mathrm{463}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 3759624960

約数和(自身を除く): 1740643084

約数列:

[1, 2, 4, 19, 38, 76, 181, 317, 362, 463, 634, 724, 926, 1268, 1852, 3439, 6023, 6878, 8797, 12046, 13756, 17594, 24092, 35188, 57377, 83803, 114754, 146771, 167606, 229508, 293542, 335212, 587084, 1090163, 1592257, 2180326, 2788649, 3184514, 4360652, 5577298, 6369028, 11154596, 26565551, 53131102, 106262204, 504745469, 1009490938, 2018981876]

約数ペア:

[(1, 2018981876), (2, 1009490938), (4, 504745469), (19, 106262204), (38, 53131102), (76, 26565551), (181, 11154596), (317, 6369028), (362, 5577298), (463, 4360652), (634, 3184514), (724, 2788649), (926, 2180326), (1268, 1592257), (1852, 1090163), (3439, 587084), (6023, 335212), (6878, 293542), (8797, 229508), (12046, 167606), (13756, 146771), (17594, 114754), (24092, 83803), (35188, 57377)]