209433908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{11171}}^1$

素因数の和:11327

約数の個数: 24

約数和(自身を含む): 378507360

約数和(自身を除く): 169073452

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 4687, 9374, 11171, 18748, 22342, 44684, 480353, 960706, 1217639, 1921412, 2435278, 4870556, 52358477, 104716954, 209433908]

約数ペア:

[(1, 209433908), (2, 104716954), (4, 52358477), (43, 4870556), (86, 2435278), (109, 1921412), (172, 1217639), (218, 960706), (436, 480353), (4687, 44684), (9374, 22342), (11171, 18748)]