164089328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{788891}}^1$

素因数の和:788912

約数の個数: 20

約数和(自身を含む): 342379128

約数和(自身を除く): 178289800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 788891, 1577782, 3155564, 6311128, 10255583, 12622256, 20511166, 41022332, 82044664, 164089328]

約数ペア:

[(1, 164089328), (2, 82044664), (4, 41022332), (8, 20511166), (13, 12622256), (16, 10255583), (26, 6311128), (52, 3155564), (104, 1577782), (208, 788891)]