20699254

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{1033}}^1$

素因数の和:1311

約数の個数: 16

約数和(自身を含む): 31938192

約数和(自身を除く): 11238938

約数列:

[1, 2, 43, 86, 233, 466, 1033, 2066, 10019, 20038, 44419, 88838, 240689, 481378, 10349627, 20699254]

約数ペア:

[(1, 20699254), (2, 10349627), (43, 481378), (86, 240689), (233, 88838), (466, 44419), (1033, 20038), (2066, 10019)]