189878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 16

約数和(自身を含む): 314160

約数和(自身を除く): 124282

約数列:

[1, 2, 13, 26, 67, 109, 134, 218, 871, 1417, 1742, 2834, 7303, 14606, 94939, 189878]

約数ペア:

[(1, 189878), (2, 94939), (13, 14606), (26, 7303), (67, 2834), (109, 1742), (134, 1417), (218, 871)]