20441204

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31741}}^1$

素因数の和:31775

約数の個数: 24

約数和(自身を含む): 42661248

約数和(自身を除く): 22220044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31741, 63482, 126964, 222187, 444374, 730043, 888748, 1460086, 2920172, 5110301, 10220602, 20441204]

約数ペア:

[(1, 20441204), (2, 10220602), (4, 5110301), (7, 2920172), (14, 1460086), (23, 888748), (28, 730043), (46, 444374), (92, 222187), (161, 126964), (322, 63482), (644, 31741)]