133073408420

素因数分解:

$2^2\times 5^1\times {\mathrm{6653670421}}^1$

素因数の和:6653670430

約数の個数: 12

約数和(自身を含む): 279454157724

約数和(自身を除く): 146380749304

約数列:

[1, 2, 4, 5, 10, 20, 6653670421, 13307340842, 26614681684, 33268352105, 66536704210, 133073408420]

約数ペア:

[(1, 133073408420), (2, 66536704210), (4, 33268352105), (5, 26614681684), (10, 13307340842), (20, 6653670421)]