19790456

素因数分解:

$2^3\times 7^1\times {\mathrm{353401}}^1$

素因数の和:353414

約数の個数: 16

約数和(自身を含む): 42408240

約数和(自身を除く): 22617784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 353401, 706802, 1413604, 2473807, 2827208, 4947614, 9895228, 19790456]

約数ペア:

[(1, 19790456), (2, 9895228), (4, 4947614), (7, 2827208), (8, 2473807), (14, 1413604), (28, 706802), (56, 353401)]