17864816

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21067}}^1$

素因数の和:21128

約数の個数: 20

約数和(自身を含む): 35267832

約数和(自身を除く): 17403016

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21067, 42134, 84268, 168536, 337072, 1116551, 2233102, 4466204, 8932408, 17864816]

約数ペア:

[(1, 17864816), (2, 8932408), (4, 4466204), (8, 2233102), (16, 1116551), (53, 337072), (106, 168536), (212, 84268), (424, 42134), (848, 21067)]