20843224

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{153259}}^1$

素因数の和:153282

約数の個数: 16

約数和(自身を含む): 41380200

約数和(自身を除く): 20536976

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 153259, 306518, 613036, 1226072, 2605403, 5210806, 10421612, 20843224]

約数ペア:

[(1, 20843224), (2, 10421612), (4, 5210806), (8, 2605403), (17, 1226072), (34, 613036), (68, 306518), (136, 153259)]