18308017

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 23528232

約数和(自身を除く): 5220215

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 701, 2009, 3731, 4907, 9113, 26117, 28741, 34349, 63791, 201187, 373633, 446537, 1408309, 2615431, 18308017]

約数ペア:

[(1, 18308017), (7, 2615431), (13, 1408309), (41, 446537), (49, 373633), (91, 201187), (287, 63791), (533, 34349), (637, 28741), (701, 26117), (2009, 9113), (3731, 4907)]