207163408

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{31657}}^1$

素因数の和:32074

約数の個数: 20

約数和(自身を含む): 402373180

約数和(自身を除く): 195209772

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 31657, 63314, 126628, 253256, 506512, 12947713, 25895426, 51790852, 103581704, 207163408]

約数ペア:

[(1, 207163408), (2, 103581704), (4, 51790852), (8, 25895426), (16, 12947713), (409, 506512), (818, 253256), (1636, 126628), (3272, 63314), (6544, 31657)]