2011223038

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{42187}}^1$

素因数の和:42408

約数の個数: 24

約数和(自身を含む): 3332936376

約数和(自身を除く): 1321713338

約数列:

[1, 2, 11, 22, 121, 197, 242, 394, 2167, 4334, 23837, 42187, 47674, 84374, 464057, 928114, 5104627, 8310839, 10209254, 16621678, 91419229, 182838458, 1005611519, 2011223038]

約数ペア:

[(1, 2011223038), (2, 1005611519), (11, 182838458), (22, 91419229), (121, 16621678), (197, 10209254), (242, 8310839), (394, 5104627), (2167, 928114), (4334, 464057), (23837, 84374), (42187, 47674)]