163817968

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{39839}}^1$

素因数の和:40104

約数の個数: 20

約数和(自身を含む): 318640320

約数和(自身を除く): 154822352

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 39839, 79678, 159356, 318712, 637424, 10238623, 20477246, 40954492, 81908984, 163817968]

約数ペア:

[(1, 163817968), (2, 81908984), (4, 40954492), (8, 20477246), (16, 10238623), (257, 637424), (514, 318712), (1028, 159356), (2056, 79678), (4112, 39839)]