19745450492

素因数分解:

$2^2\times {\mathrm{74713}}^1\times {\mathrm{66071}}^1$

素因数の和:140788

約数の個数: 12

約数和(自身を含む): 34555523856

約数和(自身を除く): 14810073364

約数列:

[1, 2, 4, 66071, 74713, 132142, 149426, 264284, 298852, 4936362623, 9872725246, 19745450492]

約数ペア:

[(1, 19745450492), (2, 9872725246), (4, 4936362623), (66071, 298852), (74713, 264284), (132142, 149426)]