20218800931

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1\times {\mathrm{66841}}^1$

素因数の和:67474

約数の個数: 16

約数和(自身を含む): 23442826240

約数和(自身を除く): 3224025309

約数列:

[1, 7, 79, 547, 553, 3829, 43213, 66841, 302491, 467887, 5280439, 36562027, 36963073, 255934189, 2888400133, 20218800931]

約数ペア:

[(1, 20218800931), (7, 2888400133), (79, 255934189), (547, 36963073), (553, 36562027), (3829, 5280439), (43213, 467887), (66841, 302491)]