1991751986

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1\times {\mathrm{1523}}^1$

素因数の和:2498

約数の個数: 32

約数和(自身を含む): 3452042880

約数和(自身を除く): 1460290894

約数列:

[1, 2, 7, 14, 109, 218, 763, 857, 1523, 1526, 1714, 3046, 5999, 10661, 11998, 21322, 93413, 166007, 186826, 332014, 653891, 1162049, 1305211, 1307782, 2324098, 2610422, 9136477, 18272954, 142267999, 284535998, 995875993, 1991751986]

約数ペア:

[(1, 1991751986), (2, 995875993), (7, 284535998), (14, 142267999), (109, 18272954), (218, 9136477), (763, 2610422), (857, 2324098), (1523, 1307782), (1526, 1305211), (1714, 1162049), (3046, 653891), (5999, 332014), (10661, 186826), (11998, 166007), (21322, 93413)]