20818886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{1559}}^1$

素因数の和:2179

約数の個数: 16

約数和(自身を含む): 34145280

約数和(自身を除く): 13326394

約数列:

[1, 2, 11, 22, 607, 1214, 1559, 3118, 6677, 13354, 17149, 34298, 946313, 1892626, 10409443, 20818886]

約数ペア:

[(1, 20818886), (2, 10409443), (11, 1892626), (22, 946313), (607, 34298), (1214, 17149), (1559, 13354), (3118, 6677)]