18886770

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3331}}^1$

素因数の和:3357

約数の個数: 80

約数和(自身を含む): 58056768

約数和(自身を除く): 39169998

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 3331, 5670, 6662, 9993, 16655, 19986, 23317, 29979, 33310, 46634, 49965, 59958, 69951, 89937, 99930, 116585, 139902, 149895, 179874, 209853, 233170, 269811, 299790, 349755, 419706, 449685, 539622, 629559, 699510, 899370, 1049265, 1259118, 1349055, 1888677, 2098530, 2698110, 3147795, 3777354, 6295590, 9443385, 18886770]

約数ペア:

[(1, 18886770), (2, 9443385), (3, 6295590), (5, 3777354), (6, 3147795), (7, 2698110), (9, 2098530), (10, 1888677), (14, 1349055), (15, 1259118), (18, 1049265), (21, 899370), (27, 699510), (30, 629559), (35, 539622), (42, 449685), (45, 419706), (54, 349755), (63, 299790), (70, 269811), (81, 233170), (90, 209853), (105, 179874), (126, 149895), (135, 139902), (162, 116585), (189, 99930), (210, 89937), (270, 69951), (315, 59958), (378, 49965), (405, 46634), (567, 33310), (630, 29979), (810, 23317), (945, 19986), (1134, 16655), (1890, 9993), (2835, 6662), (3331, 5670)]