205121776

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{67121}}^1$

素因数の和:67320

約数の個数: 20

約数和(自身を含む): 399510144

約数和(自身を除く): 194388368

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 67121, 134242, 268484, 536968, 1073936, 12820111, 25640222, 51280444, 102560888, 205121776]

約数ペア:

[(1, 205121776), (2, 102560888), (4, 51280444), (8, 25640222), (16, 12820111), (191, 1073936), (382, 536968), (764, 268484), (1528, 134242), (3056, 67121)]