178672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:880

約数の個数: 20

約数和(自身を含む): 373240

約数和(自身を除く): 194568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 859, 1718, 3436, 6872, 11167, 13744, 22334, 44668, 89336, 178672]

約数ペア:

[(1, 178672), (2, 89336), (4, 44668), (8, 22334), (13, 13744), (16, 11167), (26, 6872), (52, 3436), (104, 1718), (208, 859)]