18389361

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3181}}^1$

素因数の和:3272

約数の個数: 16

約数和(自身を含む): 25659648

約数和(自身を除く): 7270287

約数列:

[1, 3, 41, 47, 123, 141, 1927, 3181, 5781, 9543, 130421, 149507, 391263, 448521, 6129787, 18389361]

約数ペア:

[(1, 18389361), (3, 6129787), (41, 448521), (47, 391263), (123, 149507), (141, 130421), (1927, 9543), (3181, 5781)]