9890564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{719}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 18345600

約数和(自身を除く): 8455036

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 719, 724, 1438, 2876, 3439, 6878, 13661, 13756, 27322, 54644, 130139, 260278, 520556, 2472641, 4945282, 9890564]

約数ペア:

[(1, 9890564), (2, 4945282), (4, 2472641), (19, 520556), (38, 260278), (76, 130139), (181, 54644), (362, 27322), (719, 13756), (724, 13661), (1438, 6878), (2876, 3439)]