20690754

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21419}}^1$

素因数の和:21454

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 28660926

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 21419, 42838, 64257, 128514, 149933, 299866, 449799, 492637, 899598, 985274, 1477911, 2955822, 3448459, 6896918, 10345377, 20690754]

約数ペア:

[(1, 20690754), (2, 10345377), (3, 6896918), (6, 3448459), (7, 2955822), (14, 1477911), (21, 985274), (23, 899598), (42, 492637), (46, 449799), (69, 299866), (138, 149933), (161, 128514), (322, 64257), (483, 42838), (966, 21419)]