12690938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3109}}^1$

素因数の和:3281

約数の個数: 16

約数和(自身を含む): 20637960

約数和(自身を除く): 7947022

約数列:

[1, 2, 13, 26, 157, 314, 2041, 3109, 4082, 6218, 40417, 80834, 488113, 976226, 6345469, 12690938]

約数ペア:

[(1, 12690938), (2, 6345469), (13, 976226), (26, 488113), (157, 80834), (314, 40417), (2041, 6218), (3109, 4082)]