19969832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146837}}^1$

素因数の和:146860

約数の個数: 16

約数和(自身を含む): 39646260

約数和(自身を除く): 19676428

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146837, 293674, 587348, 1174696, 2496229, 4992458, 9984916, 19969832]

約数ペア:

[(1, 19969832), (2, 9984916), (4, 4992458), (8, 2496229), (17, 1174696), (34, 587348), (68, 293674), (136, 146837)]