18883207

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6173}}^1$

素因数の和:6222

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 4824953

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6173, 43211, 117287, 141979, 821009, 993853, 2697601, 18883207]

約数ペア:

[(1, 18883207), (7, 2697601), (19, 993853), (23, 821009), (133, 141979), (161, 117287), (437, 43211), (3059, 6173)]