18872042

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 14391958

約数列:

[1, 2, 7, 14, 83, 109, 149, 166, 218, 298, 581, 763, 1043, 1162, 1526, 2086, 9047, 12367, 16241, 18094, 24734, 32482, 63329, 86569, 113687, 126658, 173138, 227374, 1348003, 2696006, 9436021, 18872042]

約数ペア:

[(1, 18872042), (2, 9436021), (7, 2696006), (14, 1348003), (83, 227374), (109, 173138), (149, 126658), (166, 113687), (218, 86569), (298, 63329), (581, 32482), (763, 24734), (1043, 18094), (1162, 16241), (1526, 12367), (2086, 9047)]