19017826

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1031}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 29870208

約数和(自身を除く): 10852382

約数列:

[1, 2, 23, 46, 401, 802, 1031, 2062, 9223, 18446, 23713, 47426, 413431, 826862, 9508913, 19017826]

約数ペア:

[(1, 19017826), (2, 9508913), (23, 826862), (46, 413431), (401, 47426), (802, 23713), (1031, 18446), (2062, 9223)]