209440705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{11423}}^1$

素因数の和:11640

約数の個数: 16

約数和(自身を含む): 265950720

約数和(自身を除く): 56510015

約数列:

[1, 5, 19, 95, 193, 965, 3667, 11423, 18335, 57115, 217037, 1085185, 2204639, 11023195, 41888141, 209440705]

約数ペア:

[(1, 209440705), (5, 41888141), (19, 11023195), (95, 2204639), (193, 1085185), (965, 217037), (3667, 57115), (11423, 18335)]