20879814

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{151303}}^1$

素因数の和:151331

約数の個数: 16

約数和(自身を含む): 43575552

約数和(自身を除く): 22695738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 151303, 302606, 453909, 907818, 3479969, 6959938, 10439907, 20879814]

約数ペア:

[(1, 20879814), (2, 10439907), (3, 6959938), (6, 3479969), (23, 907818), (46, 453909), (69, 302606), (138, 151303)]