19850194

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15581}}^1$

素因数の和:15610

約数の個数: 24

約数和(自身を含む): 37303308

約数和(自身を除く): 17453114

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 15581, 31162, 109067, 202553, 218134, 405106, 763469, 1417871, 1526938, 2835742, 9925097, 19850194]

約数ペア:

[(1, 19850194), (2, 9925097), (7, 2835742), (13, 1526938), (14, 1417871), (26, 763469), (49, 405106), (91, 218134), (98, 202553), (182, 109067), (637, 31162), (1274, 15581)]