219983774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{18539}}^1$

素因数の和:18907

約数の個数: 16

約数和(自身を含む): 350406000

約数和(自身を除く): 130422226

約数列:

[1, 2, 17, 34, 349, 698, 5933, 11866, 18539, 37078, 315163, 630326, 6470111, 12940222, 109991887, 219983774]

約数ペア:

[(1, 219983774), (2, 109991887), (17, 12940222), (34, 6470111), (349, 630326), (698, 315163), (5933, 37078), (11866, 18539)]