2047458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 4962240

約数和(自身を除く): 2914782

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 41, 42, 58, 82, 87, 123, 174, 203, 246, 287, 406, 574, 609, 861, 1189, 1218, 1681, 1722, 2378, 3362, 3567, 5043, 7134, 8323, 10086, 11767, 16646, 23534, 24969, 35301, 48749, 49938, 70602, 97498, 146247, 292494, 341243, 682486, 1023729, 2047458]

約数ペア:

[(1, 2047458), (2, 1023729), (3, 682486), (6, 341243), (7, 292494), (14, 146247), (21, 97498), (29, 70602), (41, 49938), (42, 48749), (58, 35301), (82, 24969), (87, 23534), (123, 16646), (174, 11767), (203, 10086), (246, 8323), (287, 7134), (406, 5043), (574, 3567), (609, 3362), (861, 2378), (1189, 1722), (1218, 1681)]