18368406

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 48

約数和(自身を含む): 46129824

約数和(自身を除く): 27761418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 1997, 3066, 3994, 4599, 5991, 9198, 11982, 13979, 17973, 27958, 35946, 41937, 83874, 125811, 145781, 251622, 291562, 437343, 874686, 1020467, 1312029, 2040934, 2624058, 3061401, 6122802, 9184203, 18368406]

約数ペア:

[(1, 18368406), (2, 9184203), (3, 6122802), (6, 3061401), (7, 2624058), (9, 2040934), (14, 1312029), (18, 1020467), (21, 874686), (42, 437343), (63, 291562), (73, 251622), (126, 145781), (146, 125811), (219, 83874), (438, 41937), (511, 35946), (657, 27958), (1022, 17973), (1314, 13979), (1533, 11982), (1997, 9198), (3066, 5991), (3994, 4599)]