18717226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5419}}^1$

素因数の和:5589

約数の個数: 16

約数和(自身を含む): 30828960

約数和(自身を除く): 12111734

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 5419, 10838, 59609, 119218, 850783, 1701566, 9358613, 18717226]

約数ペア:

[(1, 18717226), (2, 9358613), (11, 1701566), (22, 850783), (157, 119218), (314, 59609), (1727, 10838), (3454, 5419)]