18689880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14159}}^1$

素因数の和:14184

約数の個数: 64

約数和(自身を含む): 61171200

約数和(自身を除く): 42481320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 14159, 28318, 42477, 56636, 70795, 84954, 113272, 141590, 155749, 169908, 212385, 283180, 311498, 339816, 424770, 467247, 566360, 622996, 778745, 849540, 934494, 1245992, 1557490, 1699080, 1868988, 2336235, 3114980, 3737976, 4672470, 6229960, 9344940, 18689880]

約数ペア:

[(1, 18689880), (2, 9344940), (3, 6229960), (4, 4672470), (5, 3737976), (6, 3114980), (8, 2336235), (10, 1868988), (11, 1699080), (12, 1557490), (15, 1245992), (20, 934494), (22, 849540), (24, 778745), (30, 622996), (33, 566360), (40, 467247), (44, 424770), (55, 339816), (60, 311498), (66, 283180), (88, 212385), (110, 169908), (120, 155749), (132, 141590), (165, 113272), (220, 84954), (264, 70795), (330, 56636), (440, 42477), (660, 28318), (1320, 14159)]