209564804

素因数分解:

$2^2\times {\mathrm{193}}^1\times {\mathrm{353}}^1\times {\mathrm{769}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 370163640

約数和(自身を除く): 160598836

約数列:

[1, 2, 4, 193, 353, 386, 706, 769, 772, 1412, 1538, 3076, 68129, 136258, 148417, 271457, 272516, 296834, 542914, 593668, 1085828, 52391201, 104782402, 209564804]

約数ペア:

[(1, 209564804), (2, 104782402), (4, 52391201), (193, 1085828), (353, 593668), (386, 542914), (706, 296834), (769, 272516), (772, 271457), (1412, 148417), (1538, 136258), (3076, 68129)]