18340812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 53764256

約数和(自身を除く): 35423444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 997, 1022, 1314, 1533, 1994, 2044, 2628, 2991, 3066, 3988, 4599, 5982, 6132, 6979, 8973, 9198, 11964, 13958, 17946, 18396, 20937, 27916, 35892, 41874, 62811, 72781, 83748, 125622, 145562, 218343, 251244, 291124, 436686, 509467, 655029, 873372, 1018934, 1310058, 1528401, 2037868, 2620116, 3056802, 4585203, 6113604, 9170406, 18340812]

約数ペア:

[(1, 18340812), (2, 9170406), (3, 6113604), (4, 4585203), (6, 3056802), (7, 2620116), (9, 2037868), (12, 1528401), (14, 1310058), (18, 1018934), (21, 873372), (28, 655029), (36, 509467), (42, 436686), (63, 291124), (73, 251244), (84, 218343), (126, 145562), (146, 125622), (219, 83748), (252, 72781), (292, 62811), (438, 41874), (511, 35892), (657, 27916), (876, 20937), (997, 18396), (1022, 17946), (1314, 13958), (1533, 11964), (1994, 9198), (2044, 8973), (2628, 6979), (2991, 6132), (3066, 5982), (3988, 4599)]