12646742

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19577}}^1$

素因数の和:19615

約数の個数: 16

約数和(自身を含む): 21144240

約数和(自身を除く): 8497498

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 19577, 39154, 332809, 371963, 665618, 743926, 6323371, 12646742]

約数ペア:

[(1, 12646742), (2, 6323371), (17, 743926), (19, 665618), (34, 371963), (38, 332809), (323, 39154), (646, 19577)]