20494404

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27109}}^1$

素因数の和:27129

約数の個数: 48

約数和(自身を含む): 60726400

約数和(自身を除く): 40231996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27109, 54218, 81327, 108436, 162654, 189763, 243981, 325308, 379526, 487962, 569289, 731943, 759052, 975924, 1138578, 1463886, 1707867, 2277156, 2927772, 3415734, 5123601, 6831468, 10247202, 20494404]

約数ペア:

[(1, 20494404), (2, 10247202), (3, 6831468), (4, 5123601), (6, 3415734), (7, 2927772), (9, 2277156), (12, 1707867), (14, 1463886), (18, 1138578), (21, 975924), (27, 759052), (28, 731943), (36, 569289), (42, 487962), (54, 379526), (63, 325308), (84, 243981), (108, 189763), (126, 162654), (189, 108436), (252, 81327), (378, 54218), (756, 27109)]