777328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2584

約数の個数: 20

約数和(自身を含む): 1585960

約数和(自身を除く): 808632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2557, 5114, 10228, 20456, 40912, 48583, 97166, 194332, 388664, 777328]

約数ペア:

[(1, 777328), (2, 388664), (4, 194332), (8, 97166), (16, 48583), (19, 40912), (38, 20456), (76, 10228), (152, 5114), (304, 2557)]