217086914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{11903}}^1$

素因数の和:12745

約数の個数: 16

約数和(自身を含む): 355691520

約数和(自身を除く): 138604606

約数列:

[1, 2, 11, 22, 829, 1658, 9119, 11903, 18238, 23806, 130933, 261866, 9867587, 19735174, 108543457, 217086914]

約数ペア:

[(1, 217086914), (2, 108543457), (11, 19735174), (22, 9867587), (829, 261866), (1658, 130933), (9119, 23806), (11903, 18238)]