20149789737

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{87491}}^1$

素因数の和:88509

約数の個数: 32

約数和(自身を含む): 33529734144

約数和(自身を除く): 13379944407

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 997, 2991, 6979, 10967, 20937, 32901, 76769, 87491, 230307, 262473, 612437, 962401, 1837311, 2887203, 6736807, 20210421, 87228527, 261685581, 610599689, 959513797, 1831799067, 2878541391, 6716596579, 20149789737]

約数ペア:

[(1, 20149789737), (3, 6716596579), (7, 2878541391), (11, 1831799067), (21, 959513797), (33, 610599689), (77, 261685581), (231, 87228527), (997, 20210421), (2991, 6736807), (6979, 2887203), (10967, 1837311), (20937, 962401), (32901, 612437), (76769, 262473), (87491, 230307)]