19904824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146359}}^1$

素因数の和:146382

約数の個数: 16

約数和(自身を含む): 39517200

約数和(自身を除く): 19612376

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146359, 292718, 585436, 1170872, 2488103, 4976206, 9952412, 19904824]

約数ペア:

[(1, 19904824), (2, 9952412), (4, 4976206), (8, 2488103), (17, 1170872), (34, 585436), (68, 292718), (136, 146359)]