20219268542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1\times {\mathrm{656939}}^1$

素因数の和:658351

約数の個数: 16

約数和(自身を含む): 33109776000

約数和(自身を除く): 12890507458

約数列:

[1, 2, 11, 22, 1399, 2798, 15389, 30778, 656939, 1313878, 7226329, 14452658, 919057661, 1838115322, 10109634271, 20219268542]

約数ペア:

[(1, 20219268542), (2, 10109634271), (11, 1838115322), (22, 919057661), (1399, 14452658), (2798, 7226329), (15389, 1313878), (30778, 656939)]