27980225474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{398227}}^1$

素因数の和:398334

約数の個数: 24

約数和(自身を含む): 45230736240

約数和(自身を除く): 17250510766

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 1849, 3698, 35131, 70262, 398227, 796454, 7566313, 15132626, 17123761, 34247522, 325351459, 650702918, 736321723, 1472643446, 13990112737, 27980225474]

約数ペア:

[(1, 27980225474), (2, 13990112737), (19, 1472643446), (38, 736321723), (43, 650702918), (86, 325351459), (817, 34247522), (1634, 17123761), (1849, 15132626), (3698, 7566313), (35131, 796454), (70262, 398227)]