20286563906

素因数分解:

$2^1\times 7^1\times {\mathrm{42017}}^1\times {\mathrm{34487}}^1$

素因数の和:76513

約数の個数: 16

約数和(自身を含む): 34778802816

約数和(自身を除く): 14492238910

約数列:

[1, 2, 7, 14, 34487, 42017, 68974, 84034, 241409, 294119, 482818, 588238, 1449040279, 2898080558, 10143281953, 20286563906]

約数ペア:

[(1, 20286563906), (2, 10143281953), (7, 2898080558), (14, 1449040279), (34487, 588238), (42017, 482818), (68974, 294119), (84034, 241409)]