16961776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81547}}^1$

素因数の和:81568

約数の個数: 20

約数和(自身を含む): 35391832

約数和(自身を除く): 18430056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81547, 163094, 326188, 652376, 1060111, 1304752, 2120222, 4240444, 8480888, 16961776]

約数ペア:

[(1, 16961776), (2, 8480888), (4, 4240444), (8, 2120222), (13, 1304752), (16, 1060111), (26, 652376), (52, 326188), (104, 163094), (208, 81547)]