20440168

素因数分解:

$2^3\times 7^1\times {\mathrm{365003}}^1$

素因数の和:365016

約数の個数: 16

約数和(自身を含む): 43800480

約数和(自身を除く): 23360312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 365003, 730006, 1460012, 2555021, 2920024, 5110042, 10220084, 20440168]

約数ペア:

[(1, 20440168), (2, 10220084), (4, 5110042), (7, 2920024), (8, 2555021), (14, 1460012), (28, 730006), (56, 365003)]