29881490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157271}}^1$

素因数の和:157297

約数の個数: 16

約数和(自身を含む): 56617920

約数和(自身を除く): 26736430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 157271, 314542, 786355, 1572710, 2988149, 5976298, 14940745, 29881490]

約数ペア:

[(1, 29881490), (2, 14940745), (5, 5976298), (10, 2988149), (19, 1572710), (38, 786355), (95, 314542), (190, 157271)]