20164541804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2919013}}^1$

素因数の和:2919185

約数の個数: 24

約数和(自身を含む): 38741153808

約数和(自身を除く): 18576612004

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 2919013, 5838026, 11676052, 32109143, 64218286, 128436572, 458285041, 916570082, 1833140164, 5041135451, 10082270902, 20164541804]

約数ペア:

[(1, 20164541804), (2, 10082270902), (4, 5041135451), (11, 1833140164), (22, 916570082), (44, 458285041), (157, 128436572), (314, 64218286), (628, 32109143), (1727, 11676052), (3454, 5838026), (6908, 2919013)]