18033540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42937}}^1$

素因数の和:42956

約数の個数: 48

約数和(自身を含む): 57708672

約数和(自身を除く): 39675132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 42937, 85874, 128811, 171748, 214685, 257622, 300559, 429370, 515244, 601118, 644055, 858740, 901677, 1202236, 1288110, 1502795, 1803354, 2576220, 3005590, 3606708, 4508385, 6011180, 9016770, 18033540]

約数ペア:

[(1, 18033540), (2, 9016770), (3, 6011180), (4, 4508385), (5, 3606708), (6, 3005590), (7, 2576220), (10, 1803354), (12, 1502795), (14, 1288110), (15, 1202236), (20, 901677), (21, 858740), (28, 644055), (30, 601118), (35, 515244), (42, 429370), (60, 300559), (70, 257622), (84, 214685), (105, 171748), (140, 128811), (210, 85874), (420, 42937)]