20306406

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78707}}^1$

素因数の和:78755

約数の個数: 16

約数和(自身を含む): 41557824

約数和(自身を除く): 21251418

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 78707, 157414, 236121, 472242, 3384401, 6768802, 10153203, 20306406]

約数ペア:

[(1, 20306406), (2, 10153203), (3, 6768802), (6, 3384401), (43, 472242), (86, 236121), (129, 157414), (258, 78707)]