13780528

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{1303}}^1$

素因数の和:1972

約数の個数: 20

約数和(自身を含む): 26760688

約数和(自身を除く): 12980160

約数列:

[1, 2, 4, 8, 16, 661, 1303, 1322, 2606, 2644, 5212, 5288, 10424, 10576, 20848, 861283, 1722566, 3445132, 6890264, 13780528]

約数ペア:

[(1, 13780528), (2, 6890264), (4, 3445132), (8, 1722566), (16, 861283), (661, 20848), (1303, 10576), (1322, 10424), (2606, 5288), (2644, 5212)]