66486128

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{42839}}^1$

素因数の和:42944

約数の個数: 20

約数和(自身を含む): 130147920

約数和(自身を除く): 63661792

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 42839, 85678, 171356, 342712, 685424, 4155383, 8310766, 16621532, 33243064, 66486128]

約数ペア:

[(1, 66486128), (2, 33243064), (4, 16621532), (8, 8310766), (16, 4155383), (97, 685424), (194, 342712), (388, 171356), (776, 85678), (1552, 42839)]