18004266

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 72

約数和(自身を含む): 46016100

約数和(自身を除く): 28011834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 137, 147, 149, 274, 294, 298, 411, 441, 447, 822, 882, 894, 959, 1043, 1233, 1341, 1918, 2086, 2466, 2682, 2877, 3129, 5754, 6258, 6713, 7301, 8631, 9387, 13426, 14602, 17262, 18774, 20139, 20413, 21903, 40278, 40826, 43806, 60417, 61239, 65709, 120834, 122478, 131418, 142891, 183717, 285782, 367434, 428673, 857346, 1000237, 1286019, 2000474, 2572038, 3000711, 6001422, 9002133, 18004266]

約数ペア:

[(1, 18004266), (2, 9002133), (3, 6001422), (6, 3000711), (7, 2572038), (9, 2000474), (14, 1286019), (18, 1000237), (21, 857346), (42, 428673), (49, 367434), (63, 285782), (98, 183717), (126, 142891), (137, 131418), (147, 122478), (149, 120834), (274, 65709), (294, 61239), (298, 60417), (411, 43806), (441, 40826), (447, 40278), (822, 21903), (882, 20413), (894, 20139), (959, 18774), (1043, 17262), (1233, 14602), (1341, 13426), (1918, 9387), (2086, 8631), (2466, 7301), (2682, 6713), (2877, 6258), (3129, 5754)]