18484605

素因数分解:

$3^4\times 5^1\times {\mathrm{45641}}^1$

素因数の和:45658

約数の個数: 20

約数和(自身を含む): 33136092

約数和(自身を除く): 14651487

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 45641, 136923, 228205, 410769, 684615, 1232307, 2053845, 3696921, 6161535, 18484605]

約数ペア:

[(1, 18484605), (3, 6161535), (5, 3696921), (9, 2053845), (15, 1232307), (27, 684615), (45, 410769), (81, 228205), (135, 136923), (405, 45641)]