19703786

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1597}}^1$

素因数の和:1829

約数の個数: 16

約数和(自身を含む): 30681600

約数和(自身を除く): 10977814

約数列:

[1, 2, 31, 62, 199, 398, 1597, 3194, 6169, 12338, 49507, 99014, 317803, 635606, 9851893, 19703786]

約数ペア:

[(1, 19703786), (2, 9851893), (31, 635606), (62, 317803), (199, 99014), (398, 49507), (1597, 12338), (3194, 6169)]