18918045

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1759}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 32947200

約数和(自身を除く): 14029155

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1759, 2151, 3585, 5277, 8795, 10755, 15831, 26385, 79155, 420401, 1261203, 2102005, 3783609, 6306015, 18918045]

約数ペア:

[(1, 18918045), (3, 6306015), (5, 3783609), (9, 2102005), (15, 1261203), (45, 420401), (239, 79155), (717, 26385), (1195, 15831), (1759, 10755), (2151, 8795), (3585, 5277)]