19400464

素因数分解:

$2^4\times {\mathrm{887}}^1\times {\mathrm{1367}}^1$

素因数の和:2262

約数の個数: 20

約数和(自身を含む): 37658304

約数和(自身を除く): 18257840

約数列:

[1, 2, 4, 8, 16, 887, 1367, 1774, 2734, 3548, 5468, 7096, 10936, 14192, 21872, 1212529, 2425058, 4850116, 9700232, 19400464]

約数ペア:

[(1, 19400464), (2, 9700232), (4, 4850116), (8, 2425058), (16, 1212529), (887, 21872), (1367, 14192), (1774, 10936), (2734, 7096), (3548, 5468)]