19709104

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4447}}^1$

素因数の和:4732

約数の個数: 20

約数和(自身を含む): 38332864

約数和(自身を除く): 18623760

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4447, 8894, 17788, 35576, 71152, 1231819, 2463638, 4927276, 9854552, 19709104]

約数ペア:

[(1, 19709104), (2, 9854552), (4, 4927276), (8, 2463638), (16, 1231819), (277, 71152), (554, 35576), (1108, 17788), (2216, 8894), (4432, 4447)]