18354651

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{30139}}^1$

素因数の和:30178

約数の個数: 16

約数和(自身を含む): 28934400

約数和(自身を除く): 10579749

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 30139, 90417, 210973, 632919, 874031, 2622093, 6118217, 18354651]

約数ペア:

[(1, 18354651), (3, 6118217), (7, 2622093), (21, 874031), (29, 632919), (87, 210973), (203, 90417), (609, 30139)]