19478067

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1447}}^1$

素因数の和:2098

約数の個数: 16

約数和(自身を含む): 29747712

約数和(自身を除く): 10269645

約数列:

[1, 3, 7, 21, 641, 1447, 1923, 4341, 4487, 10129, 13461, 30387, 927527, 2782581, 6492689, 19478067]

約数ペア:

[(1, 19478067), (3, 6492689), (7, 2782581), (21, 927527), (641, 30387), (1447, 13461), (1923, 10129), (4341, 4487)]