20710074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:1995

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 33203526

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, 1949, 3542, 3898, 5313, 5847, 10626, 11694, 13643, 21439, 27286, 40929, 42878, 44827, 64317, 81858, 89654, 128634, 134481, 150073, 268962, 300146, 313789, 450219, 493097, 627578, 900438, 941367, 986194, 1479291, 1882734, 2958582, 3451679, 6903358, 10355037, 20710074]

約数ペア:

[(1, 20710074), (2, 10355037), (3, 6903358), (6, 3451679), (7, 2958582), (11, 1882734), (14, 1479291), (21, 986194), (22, 941367), (23, 900438), (33, 627578), (42, 493097), (46, 450219), (66, 313789), (69, 300146), (77, 268962), (138, 150073), (154, 134481), (161, 128634), (231, 89654), (253, 81858), (322, 64317), (462, 44827), (483, 42878), (506, 40929), (759, 27286), (966, 21439), (1518, 13643), (1771, 11694), (1949, 10626), (3542, 5847), (3898, 5313)]