20533150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1069

約数の個数: 48

約数和(自身を含む): 42832080

約数和(自身を除く): 22298930

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 185, 275, 370, 407, 550, 814, 925, 1009, 1850, 2018, 2035, 4070, 5045, 10090, 10175, 11099, 20350, 22198, 25225, 37333, 50450, 55495, 74666, 110990, 186665, 277475, 373330, 410663, 554950, 821326, 933325, 1866650, 2053315, 4106630, 10266575, 20533150]

約数ペア:

[(1, 20533150), (2, 10266575), (5, 4106630), (10, 2053315), (11, 1866650), (22, 933325), (25, 821326), (37, 554950), (50, 410663), (55, 373330), (74, 277475), (110, 186665), (185, 110990), (275, 74666), (370, 55495), (407, 50450), (550, 37333), (814, 25225), (925, 22198), (1009, 20350), (1850, 11099), (2018, 10175), (2035, 10090), (4070, 5045)]