18839043

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{7243}}^1$

素因数の和:7283

約数の個数: 18

約数和(自身を含む): 28910804

約数和(自身を除く): 10071761

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 7243, 21729, 65187, 123131, 369393, 1108179, 2093227, 6279681, 18839043]

約数ペア:

[(1, 18839043), (3, 6279681), (9, 2093227), (17, 1108179), (51, 369393), (153, 123131), (289, 65187), (867, 21729), (2601, 7243)]