18419517

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{919}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 28416960

約数和(自身を除く): 9997443

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 919, 1179, 2227, 2757, 6681, 8271, 15623, 20043, 46869, 120389, 140607, 361167, 1083501, 2046613, 6139839, 18419517]

約数ペア:

[(1, 18419517), (3, 6139839), (9, 2046613), (17, 1083501), (51, 361167), (131, 140607), (153, 120389), (393, 46869), (919, 20043), (1179, 15623), (2227, 8271), (2757, 6681)]