20117575443

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1\times {\mathrm{21383}}^1$

素因数の和:22095

約数の個数: 32

約数和(自身を含む): 31137841152

約数和(自身を除く): 11020265709

約数列:

[1, 3, 7, 21, 71, 213, 497, 631, 1491, 1893, 4417, 13251, 21383, 44801, 64149, 134403, 149681, 313607, 449043, 940821, 1518193, 4554579, 10627351, 13492673, 31882053, 40478019, 94448711, 283346133, 957979783, 2873939349, 6705858481, 20117575443]

約数ペア:

[(1, 20117575443), (3, 6705858481), (7, 2873939349), (21, 957979783), (71, 283346133), (213, 94448711), (497, 40478019), (631, 31882053), (1491, 13492673), (1893, 10627351), (4417, 4554579), (13251, 1518193), (21383, 940821), (44801, 449043), (64149, 313607), (134403, 149681)]