20395737

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1$

素因数の和:1861

約数の個数: 24

約数和(自身を含む): 31170048

約数和(自身を除く): 10774311

約数列:

[1, 3, 9, 31, 41, 93, 123, 279, 369, 1271, 1783, 3813, 5349, 11439, 16047, 55273, 73103, 165819, 219309, 497457, 657927, 2266193, 6798579, 20395737]

約数ペア:

[(1, 20395737), (3, 6798579), (9, 2266193), (31, 657927), (41, 497457), (93, 219309), (123, 165819), (279, 73103), (369, 55273), (1271, 16047), (1783, 11439), (3813, 5349)]