20199651878

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33554239}}^1$

素因数の和:33554291

約数の個数: 16

約数和(自身を含む): 35433277440

約数和(自身を除く): 15233625562

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33554239, 67108478, 234879673, 469759346, 1442832277, 2885664554, 10099825939, 20199651878]

約数ペア:

[(1, 20199651878), (2, 10099825939), (7, 2885664554), (14, 1442832277), (43, 469759346), (86, 234879673), (301, 67108478), (602, 33554239)]