81910352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{301141}}^1$

素因数の和:301166

約数の個数: 20

約数和(自身を含む): 168037236

約数和(自身を除く): 86126884

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 301141, 602282, 1204564, 2409128, 4818256, 5119397, 10238794, 20477588, 40955176, 81910352]

約数ペア:

[(1, 81910352), (2, 40955176), (4, 20477588), (8, 10238794), (16, 5119397), (17, 4818256), (34, 2409128), (68, 1204564), (136, 602282), (272, 301141)]