18237719

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 20132640

約数和(自身を除く): 1894921

約数列:

[1, 17, 43, 61, 409, 731, 1037, 2623, 6953, 17587, 24949, 44591, 298979, 424133, 1072807, 18237719]

約数ペア:

[(1, 18237719), (17, 1072807), (43, 424133), (61, 298979), (409, 44591), (731, 24949), (1037, 17587), (2623, 6953)]