19706271

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1151}}^1$

素因数の和:1606

約数の個数: 16

約数和(自身を含む): 28385280

約数和(自身を除く): 8679009

約数列:

[1, 3, 13, 39, 439, 1151, 1317, 3453, 5707, 14963, 17121, 44889, 505289, 1515867, 6568757, 19706271]

約数ペア:

[(1, 19706271), (3, 6568757), (13, 1515867), (39, 505289), (439, 44889), (1151, 17121), (1317, 14963), (3453, 5707)]