18278442

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11159}}^1$

素因数の和:11187

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 30468438

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11159, 22318, 33477, 66954, 78113, 100431, 145067, 156226, 200862, 234339, 290134, 435201, 468678, 703017, 870402, 1015469, 1305603, 1406034, 2030938, 2611206, 3046407, 6092814, 9139221, 18278442]

約数ペア:

[(1, 18278442), (2, 9139221), (3, 6092814), (6, 3046407), (7, 2611206), (9, 2030938), (13, 1406034), (14, 1305603), (18, 1015469), (21, 870402), (26, 703017), (39, 468678), (42, 435201), (63, 290134), (78, 234339), (91, 200862), (117, 156226), (126, 145067), (182, 100431), (234, 78113), (273, 66954), (546, 33477), (819, 22318), (1638, 11159)]