18961866

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13681}}^1$

素因数の和:13707

約数の個数: 48

約数和(自身を含む): 51225408

約数和(自身を除く): 32263542

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 13681, 27362, 41043, 82086, 95767, 123129, 150491, 191534, 246258, 287301, 300982, 451473, 574602, 861903, 902946, 1053437, 1354419, 1723806, 2106874, 2708838, 3160311, 6320622, 9480933, 18961866]

約数ペア:

[(1, 18961866), (2, 9480933), (3, 6320622), (6, 3160311), (7, 2708838), (9, 2106874), (11, 1723806), (14, 1354419), (18, 1053437), (21, 902946), (22, 861903), (33, 574602), (42, 451473), (63, 300982), (66, 287301), (77, 246258), (99, 191534), (126, 150491), (154, 123129), (198, 95767), (231, 82086), (462, 41043), (693, 27362), (1386, 13681)]