20440336

素因数分解:

$2^4\times 7^1\times {\mathrm{182503}}^1$

素因数の和:182518

約数の個数: 20

約数和(自身を含む): 45260992

約数和(自身を除く): 24820656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 182503, 365006, 730012, 1277521, 1460024, 2555042, 2920048, 5110084, 10220168, 20440336]

約数ペア:

[(1, 20440336), (2, 10220168), (4, 5110084), (7, 2920048), (8, 2555042), (14, 1460024), (16, 1277521), (28, 730012), (56, 365006), (112, 182503)]