20761203

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1559}}^1$

素因数の和:1778

約数の個数: 16

約数和(自身を含む): 29053440

約数和(自身を除く): 8292237

約数列:

[1, 3, 23, 69, 193, 579, 1559, 4439, 4677, 13317, 35857, 107571, 300887, 902661, 6920401, 20761203]

約数ペア:

[(1, 20761203), (3, 6920401), (23, 902661), (69, 300887), (193, 107571), (579, 35857), (1559, 13317), (4439, 4677)]