18873540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4993}}^1$

素因数の和:5018

約数の個数: 96

約数和(自身を含む): 67119360

約数和(自身を除く): 48245820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 4993, 9986, 14979, 19972, 24965, 29958, 34951, 44937, 49930, 59916, 69902, 74895, 89874, 99860, 104853, 134811, 139804, 149790, 174755, 179748, 209706, 224685, 269622, 299580, 314559, 349510, 419412, 449370, 524265, 539244, 629118, 674055, 699020, 898740, 943677, 1048530, 1258236, 1348110, 1572795, 1887354, 2097060, 2696220, 3145590, 3774708, 4718385, 6291180, 9436770, 18873540]

約数ペア:

[(1, 18873540), (2, 9436770), (3, 6291180), (4, 4718385), (5, 3774708), (6, 3145590), (7, 2696220), (9, 2097060), (10, 1887354), (12, 1572795), (14, 1348110), (15, 1258236), (18, 1048530), (20, 943677), (21, 898740), (27, 699020), (28, 674055), (30, 629118), (35, 539244), (36, 524265), (42, 449370), (45, 419412), (54, 349510), (60, 314559), (63, 299580), (70, 269622), (84, 224685), (90, 209706), (105, 179748), (108, 174755), (126, 149790), (135, 139804), (140, 134811), (180, 104853), (189, 99860), (210, 89874), (252, 74895), (270, 69902), (315, 59916), (378, 49930), (420, 44937), (540, 34951), (630, 29958), (756, 24965), (945, 19972), (1260, 14979), (1890, 9986), (3780, 4993)]