20894236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{6011}}^1$

素因数の和:6105

約数の個数: 24

約数和(自身を含む): 40400640

約数和(自身を除く): 19506404

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 6011, 12022, 24044, 66121, 132242, 264484, 474869, 949738, 1899476, 5223559, 10447118, 20894236]

約数ペア:

[(1, 20894236), (2, 10447118), (4, 5223559), (11, 1899476), (22, 949738), (44, 474869), (79, 264484), (158, 132242), (316, 66121), (869, 24044), (1738, 12022), (3476, 6011)]