20602818

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^2\times {\mathrm{1361}}^1$

素因数の和:1427

約数の個数: 36

約数和(自身を含む): 46265778

約数和(自身を除く): 25662960

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 841, 1361, 1682, 2523, 2722, 4083, 5046, 7569, 8166, 12249, 15138, 24498, 39469, 78938, 118407, 236814, 355221, 710442, 1144601, 2289202, 3433803, 6867606, 10301409, 20602818]

約数ペア:

[(1, 20602818), (2, 10301409), (3, 6867606), (6, 3433803), (9, 2289202), (18, 1144601), (29, 710442), (58, 355221), (87, 236814), (174, 118407), (261, 78938), (522, 39469), (841, 24498), (1361, 15138), (1682, 12249), (2523, 8166), (2722, 7569), (4083, 5046)]