210656876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2771801}}^1$

素因数の和:2771824

約数の個数: 12

約数和(自身を含む): 388052280

約数和(自身を除く): 177395404

約数列:

[1, 2, 4, 19, 38, 76, 2771801, 5543602, 11087204, 52664219, 105328438, 210656876]

約数ペア:

[(1, 210656876), (2, 105328438), (4, 52664219), (19, 11087204), (38, 5543602), (76, 2771801)]