20178653074

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1961759}}^1$

素因数の和:1961937

約数の個数: 16

約数和(自身を含む): 31309689600

約数和(自身を除く): 11131036526

約数列:

[1, 2, 37, 74, 139, 278, 5143, 10286, 1961759, 3923518, 72585083, 145170166, 272684501, 545369002, 10089326537, 20178653074]

約数ペア:

[(1, 20178653074), (2, 10089326537), (37, 545369002), (74, 272684501), (139, 145170166), (278, 72585083), (5143, 3923518), (10286, 1961759)]