18680535

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24419}}^1$

素因数の和:24447

約数の個数: 24

約数和(自身を含む): 34285680

約数和(自身を除く): 15605145

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 24419, 73257, 122095, 219771, 366285, 415123, 1098855, 1245369, 2075615, 3736107, 6226845, 18680535]

約数ペア:

[(1, 18680535), (3, 6226845), (5, 3736107), (9, 2075615), (15, 1245369), (17, 1098855), (45, 415123), (51, 366285), (85, 219771), (153, 122095), (255, 73257), (765, 24419)]