20445488

素因数分解:

$2^4\times 7^1\times {\mathrm{182549}}^1$

素因数の和:182564

約数の個数: 20

約数和(自身を含む): 45272400

約数和(自身を除く): 24826912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 182549, 365098, 730196, 1277843, 1460392, 2555686, 2920784, 5111372, 10222744, 20445488]

約数ペア:

[(1, 20445488), (2, 10222744), (4, 5111372), (7, 2920784), (8, 2555686), (14, 1460392), (16, 1277843), (28, 730196), (56, 365098), (112, 182549)]