20394663

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1327}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 28047360

約数和(自身を除く): 7652697

約数列:

[1, 3, 47, 109, 141, 327, 1327, 3981, 5123, 15369, 62369, 144643, 187107, 433929, 6798221, 20394663]

約数ペア:

[(1, 20394663), (3, 6798221), (47, 433929), (109, 187107), (141, 144643), (327, 62369), (1327, 15369), (3981, 5123)]