15686384

素因数分解:

$2^4\times 7^1\times {\mathrm{140057}}^1$

素因数の和:140072

約数の個数: 20

約数和(自身を含む): 34734384

約数和(自身を除く): 19048000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140057, 280114, 560228, 980399, 1120456, 1960798, 2240912, 3921596, 7843192, 15686384]

約数ペア:

[(1, 15686384), (2, 7843192), (4, 3921596), (7, 2240912), (8, 1960798), (14, 1120456), (16, 980399), (28, 560228), (56, 280114), (112, 140057)]