18478526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{44207}}^1$

素因数の和:44239

約数の個数: 16

約数和(自身を含む): 31829760

約数和(自身を除く): 13351234

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 44207, 88414, 486277, 839933, 972554, 1679866, 9239263, 18478526]

約数ペア:

[(1, 18478526), (2, 9239263), (11, 1679866), (19, 972554), (22, 839933), (38, 486277), (209, 88414), (418, 44207)]