20556610

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{24767}}^1$

素因数の和:24857

約数の個数: 16

約数和(自身を含む): 37449216

約数和(自身を除く): 16892606

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 24767, 49534, 123835, 247670, 2055661, 4111322, 10278305, 20556610]

約数ペア:

[(1, 20556610), (2, 10278305), (5, 4111322), (10, 2055661), (83, 247670), (166, 123835), (415, 49534), (830, 24767)]