211317544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1390247}}^1$

素因数の和:1390272

約数の個数: 16

約数和(自身を含む): 417074400

約数和(自身を除く): 205756856

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1390247, 2780494, 5560988, 11121976, 26414693, 52829386, 105658772, 211317544]

約数ペア:

[(1, 211317544), (2, 105658772), (4, 52829386), (8, 26414693), (19, 11121976), (38, 5560988), (76, 2780494), (152, 1390247)]