19871008076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{292220707}}^1$

素因数の和:292220728

約数の個数: 12

約数和(自身を含む): 36819809208

約数和(自身を除く): 16948801132

約数列:

[1, 2, 4, 17, 34, 68, 292220707, 584441414, 1168882828, 4967752019, 9935504038, 19871008076]

約数ペア:

[(1, 19871008076), (2, 9935504038), (4, 4967752019), (17, 1168882828), (34, 584441414), (68, 292220707)]