2019925270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{447877}}^1$

素因数の和:447936

約数の個数: 32

約数和(自身を含む): 4063149216

約数和(自身を除く): 2043223946

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 447877, 895754, 2239385, 4478770, 4926647, 9853294, 18362957, 24633235, 36725914, 49266470, 91814785, 183629570, 201992527, 403985054, 1009962635, 2019925270]

約数ペア:

[(1, 2019925270), (2, 1009962635), (5, 403985054), (10, 201992527), (11, 183629570), (22, 91814785), (41, 49266470), (55, 36725914), (82, 24633235), (110, 18362957), (205, 9853294), (410, 4926647), (451, 4478770), (902, 2239385), (2255, 895754), (4510, 447877)]