19739468

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3691}}^1$

素因数の和:3893

約数の個数: 24

約数和(自身を含む): 39696384

約数和(自身を除く): 19956916

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 3691, 5348, 7382, 14764, 25837, 51674, 103348, 704981, 1409962, 2819924, 4934867, 9869734, 19739468]

約数ペア:

[(1, 19739468), (2, 9869734), (4, 4934867), (7, 2819924), (14, 1409962), (28, 704981), (191, 103348), (382, 51674), (764, 25837), (1337, 14764), (2674, 7382), (3691, 5348)]