1991116

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{6301}}^1$

素因数の和:6384

約数の個数: 12

約数和(自身を含む): 3529120

約数和(自身を除く): 1538004

約数列:

[1, 2, 4, 79, 158, 316, 6301, 12602, 25204, 497779, 995558, 1991116]

約数ペア:

[(1, 1991116), (2, 995558), (4, 497779), (79, 25204), (158, 12602), (316, 6301)]