19936446

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2080

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 22261314

約数列:

[1, 2, 3, 6, 23, 46, 69, 73, 138, 146, 219, 438, 1679, 1979, 3358, 3958, 5037, 5937, 10074, 11874, 45517, 91034, 136551, 144467, 273102, 288934, 433401, 866802, 3322741, 6645482, 9968223, 19936446]

約数ペア:

[(1, 19936446), (2, 9968223), (3, 6645482), (6, 3322741), (23, 866802), (46, 433401), (69, 288934), (73, 273102), (138, 144467), (146, 136551), (219, 91034), (438, 45517), (1679, 11874), (1979, 10074), (3358, 5937), (3958, 5037)]