19941812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5737}}^1$

素因数の和:5831

約数の個数: 24

約数和(自身を含む): 38559360

約数和(自身を除く): 18617548

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5737, 11474, 22948, 63107, 126214, 252428, 453223, 906446, 1812892, 4985453, 9970906, 19941812]

約数ペア:

[(1, 19941812), (2, 9970906), (4, 4985453), (11, 1812892), (22, 906446), (44, 453223), (79, 252428), (158, 126214), (316, 63107), (869, 22948), (1738, 11474), (3476, 5737)]