208585769296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{686137399}}^1$

素因数の和:686137426

約数の個数: 20

約数和(自身を含む): 425405188000

約数和(自身を除く): 216819418704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 686137399, 1372274798, 2744549596, 5489099192, 10978198384, 13036610581, 26073221162, 52146442324, 104292884648, 208585769296]

約数ペア:

[(1, 208585769296), (2, 104292884648), (4, 52146442324), (8, 26073221162), (16, 13036610581), (19, 10978198384), (38, 5489099192), (76, 2744549596), (152, 1372274798), (304, 686137399)]