19934548

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 35636328

約数和(自身を除く): 15701780

約数列:

[1, 2, 4, 73, 146, 233, 292, 293, 466, 586, 932, 1172, 17009, 21389, 34018, 42778, 68036, 68269, 85556, 136538, 273076, 4983637, 9967274, 19934548]

約数ペア:

[(1, 19934548), (2, 9967274), (4, 4983637), (73, 273076), (146, 136538), (233, 85556), (292, 68269), (293, 68036), (466, 42778), (586, 34018), (932, 21389), (1172, 17009)]