18988896913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{9127}}^1\times {\mathrm{15643}}^1$

素因数の和:24796

約数の個数: 16

約数和(自身を含む): 22847749120

約数和(自身を除く): 3858852207

約数列:

[1, 7, 19, 133, 9127, 15643, 63889, 109501, 173413, 297217, 1213891, 2080519, 142773661, 999415627, 2712699559, 18988896913]

約数ペア:

[(1, 18988896913), (7, 2712699559), (19, 999415627), (133, 142773661), (9127, 2080519), (15643, 1213891), (63889, 297217), (109501, 173413)]