2019921838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1291}}^1\times {\mathrm{71119}}^1$

素因数の和:72423

約数の個数: 16

約数和(自身を含む): 3307933440

約数和(自身を除く): 1288011602

約数列:

[1, 2, 11, 22, 1291, 2582, 14201, 28402, 71119, 142238, 782309, 1564618, 91814629, 183629258, 1009960919, 2019921838]

約数ペア:

[(1, 2019921838), (2, 1009960919), (11, 183629258), (22, 91814629), (1291, 1564618), (2582, 782309), (14201, 142238), (28402, 71119)]