18291960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{16937}}^1$

素因数の和:16957

約数の個数: 64

約数和(自身を含む): 60976800

約数和(自身を除く): 42684840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 16937, 33874, 50811, 67748, 84685, 101622, 135496, 152433, 169370, 203244, 254055, 304866, 338740, 406488, 457299, 508110, 609732, 677480, 762165, 914598, 1016220, 1219464, 1524330, 1829196, 2032440, 2286495, 3048660, 3658392, 4572990, 6097320, 9145980, 18291960]

約数ペア:

[(1, 18291960), (2, 9145980), (3, 6097320), (4, 4572990), (5, 3658392), (6, 3048660), (8, 2286495), (9, 2032440), (10, 1829196), (12, 1524330), (15, 1219464), (18, 1016220), (20, 914598), (24, 762165), (27, 677480), (30, 609732), (36, 508110), (40, 457299), (45, 406488), (54, 338740), (60, 304866), (72, 254055), (90, 203244), (108, 169370), (120, 152433), (135, 135496), (180, 101622), (216, 84685), (270, 67748), (360, 50811), (540, 33874), (1080, 16937)]