18974379

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3767}}^1$

素因数の和:3866

約数の個数: 16

約数和(自身を含む): 26767872

約数和(自身を除く): 7793493

約数列:

[1, 3, 23, 69, 73, 219, 1679, 3767, 5037, 11301, 86641, 259923, 274991, 824973, 6324793, 18974379]

約数ペア:

[(1, 18974379), (3, 6324793), (23, 824973), (69, 274991), (73, 259923), (219, 86641), (1679, 11301), (3767, 5037)]