20117539497

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{2789}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 30493048320

約数和(自身を除く): 10375508823

約数列:

[1, 3, 11, 31, 33, 93, 121, 341, 363, 641, 1023, 1923, 2789, 3751, 7051, 8367, 11253, 19871, 21153, 30679, 59613, 77561, 86459, 92037, 218581, 232683, 259377, 337469, 655743, 951049, 1012407, 1787749, 2404391, 2853147, 5363247, 7213173, 10461539, 19665239, 31384617, 55420219, 58995717, 166260657, 216317629, 609622409, 648952887, 1828867227, 6705846499, 20117539497]

約数ペア:

[(1, 20117539497), (3, 6705846499), (11, 1828867227), (31, 648952887), (33, 609622409), (93, 216317629), (121, 166260657), (341, 58995717), (363, 55420219), (641, 31384617), (1023, 19665239), (1923, 10461539), (2789, 7213173), (3751, 5363247), (7051, 2853147), (8367, 2404391), (11253, 1787749), (19871, 1012407), (21153, 951049), (30679, 655743), (59613, 337469), (77561, 259377), (86459, 232683), (92037, 218581)]