128704112

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{8753}}^1$

素因数の和:9680

約数の個数: 20

約数和(自身を含む): 249664080

約数和(自身を除く): 120959968

約数列:

[1, 2, 4, 8, 16, 919, 1838, 3676, 7352, 8753, 14704, 17506, 35012, 70024, 140048, 8044007, 16088014, 32176028, 64352056, 128704112]

約数ペア:

[(1, 128704112), (2, 64352056), (4, 32176028), (8, 16088014), (16, 8044007), (919, 140048), (1838, 70024), (3676, 35012), (7352, 17506), (8753, 14704)]