8639884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17851}}^1$

素因数の和:17877

約数の個数: 18

約数和(自身を含む): 16620212

約数和(自身を除く): 7980328

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 17851, 35702, 71404, 196361, 392722, 785444, 2159971, 4319942, 8639884]

約数ペア:

[(1, 8639884), (2, 4319942), (4, 2159971), (11, 785444), (22, 392722), (44, 196361), (121, 71404), (242, 35702), (484, 17851)]