12897404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19079}}^1$

素因数の和:19109

約数の個数: 18

約数和(自身を含む): 24441480

約数和(自身を除く): 11544076

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 19079, 38158, 76316, 248027, 496054, 992108, 3224351, 6448702, 12897404]

約数ペア:

[(1, 12897404), (2, 6448702), (4, 3224351), (13, 992108), (26, 496054), (52, 248027), (169, 76316), (338, 38158), (676, 19079)]