19851238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47491}}^1$

素因数の和:47523

約数の個数: 16

約数和(自身を含む): 34194240

約数和(自身を除く): 14343002

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 47491, 94982, 522401, 902329, 1044802, 1804658, 9925619, 19851238]

約数ペア:

[(1, 19851238), (2, 9925619), (11, 1804658), (19, 1044802), (22, 902329), (38, 522401), (209, 94982), (418, 47491)]