128869372208

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{17938387}}^1$

素因数の和:17938844

約数の個数: 20

約数和(自身を含む): 250240512600

約数和(自身を除く): 121371140392

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3592, 7184, 17938387, 35876774, 71753548, 143507096, 287014192, 8054335763, 16108671526, 32217343052, 64434686104, 128869372208]

約数ペア:

[(1, 128869372208), (2, 64434686104), (4, 32217343052), (8, 16108671526), (16, 8054335763), (449, 287014192), (898, 143507096), (1796, 71753548), (3592, 35876774), (7184, 17938387)]