18669465

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3167}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 32617728

約数和(自身を除く): 13948263

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 3167, 5895, 9501, 15835, 28503, 47505, 142515, 414877, 1244631, 2074385, 3733893, 6223155, 18669465]

約数ペア:

[(1, 18669465), (3, 6223155), (5, 3733893), (9, 2074385), (15, 1244631), (45, 414877), (131, 142515), (393, 47505), (655, 28503), (1179, 15835), (1965, 9501), (3167, 5895)]