20507806

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{1021}}^1$

素因数の和:1128

約数の個数: 24

約数和(自身を含む): 34253352

約数和(自身を除く): 13745546

約数列:

[1, 2, 11, 22, 83, 121, 166, 242, 913, 1021, 1826, 2042, 10043, 11231, 20086, 22462, 84743, 123541, 169486, 247082, 932173, 1864346, 10253903, 20507806]

約数ペア:

[(1, 20507806), (2, 10253903), (11, 1864346), (22, 932173), (83, 247082), (121, 169486), (166, 123541), (242, 84743), (913, 22462), (1021, 20086), (1826, 11231), (2042, 10043)]