253479824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1218653}}^1$

素因数の和:1218674

約数の個数: 20

約数和(自身を含む): 528895836

約数和(自身を除く): 275416012

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1218653, 2437306, 4874612, 9749224, 15842489, 19498448, 31684978, 63369956, 126739912, 253479824]

約数ペア:

[(1, 253479824), (2, 126739912), (4, 63369956), (8, 31684978), (13, 19498448), (16, 15842489), (26, 9749224), (52, 4874612), (104, 2437306), (208, 1218653)]