20965098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1973}}^1$

素因数の和:2019

約数の個数: 64

約数和(自身を含む): 54577152

約数和(自身を除く): 33612054

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 253, 322, 462, 483, 506, 759, 966, 1518, 1771, 1973, 3542, 3946, 5313, 5919, 10626, 11838, 13811, 21703, 27622, 41433, 43406, 45379, 65109, 82866, 90758, 130218, 136137, 151921, 272274, 303842, 317653, 455763, 499169, 635306, 911526, 952959, 998338, 1497507, 1905918, 2995014, 3494183, 6988366, 10482549, 20965098]

約数ペア:

[(1, 20965098), (2, 10482549), (3, 6988366), (6, 3494183), (7, 2995014), (11, 1905918), (14, 1497507), (21, 998338), (22, 952959), (23, 911526), (33, 635306), (42, 499169), (46, 455763), (66, 317653), (69, 303842), (77, 272274), (138, 151921), (154, 136137), (161, 130218), (231, 90758), (253, 82866), (322, 65109), (462, 45379), (483, 43406), (506, 41433), (759, 27622), (966, 21703), (1518, 13811), (1771, 11838), (1973, 10626), (3542, 5919), (3946, 5313)]