18546052

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 39674880

約数和(自身を除く): 21128828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 491, 497, 532, 982, 994, 1349, 1964, 1988, 2698, 3437, 5396, 6874, 9329, 9443, 13748, 18658, 18886, 34861, 37316, 37772, 65303, 69722, 130606, 139444, 244027, 261212, 488054, 662359, 976108, 1324718, 2649436, 4636513, 9273026, 18546052]

約数ペア:

[(1, 18546052), (2, 9273026), (4, 4636513), (7, 2649436), (14, 1324718), (19, 976108), (28, 662359), (38, 488054), (71, 261212), (76, 244027), (133, 139444), (142, 130606), (266, 69722), (284, 65303), (491, 37772), (497, 37316), (532, 34861), (982, 18886), (994, 18658), (1349, 13748), (1964, 9443), (1988, 9329), (2698, 6874), (3437, 5396)]