18556454

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 32848896

約数和(自身を除く): 14292442

約数列:

[1, 2, 7, 14, 67, 73, 134, 146, 271, 469, 511, 542, 938, 1022, 1897, 3794, 4891, 9782, 18157, 19783, 34237, 36314, 39566, 68474, 127099, 138481, 254198, 276962, 1325461, 2650922, 9278227, 18556454]

約数ペア:

[(1, 18556454), (2, 9278227), (7, 2650922), (14, 1325461), (67, 276962), (73, 254198), (134, 138481), (146, 127099), (271, 68474), (469, 39566), (511, 36314), (542, 34237), (938, 19783), (1022, 18157), (1897, 9782), (3794, 4891)]