181984208

素因数分解:

$2^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4603}}^1$

素因数の和:4971

約数の個数: 40

約数和(自身を含む): 404194368

約数和(自身を除く): 222210160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 353, 706, 1412, 2471, 2824, 4603, 4942, 5648, 9206, 9884, 18412, 19768, 32221, 36824, 39536, 64442, 73648, 128884, 257768, 515536, 1624859, 3249718, 6499436, 11374013, 12998872, 22748026, 25997744, 45496052, 90992104, 181984208]

約数ペア:

[(1, 181984208), (2, 90992104), (4, 45496052), (7, 25997744), (8, 22748026), (14, 12998872), (16, 11374013), (28, 6499436), (56, 3249718), (112, 1624859), (353, 515536), (706, 257768), (1412, 128884), (2471, 73648), (2824, 64442), (4603, 39536), (4942, 36824), (5648, 32221), (9206, 19768), (9884, 18412)]