20044390

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{29917}}^1$

素因数の和:29991

約数の個数: 16

約数和(自身を含む): 36619632

約数和(自身を除く): 16575242

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 29917, 59834, 149585, 299170, 2004439, 4008878, 10022195, 20044390]

約数ペア:

[(1, 20044390), (2, 10022195), (5, 4008878), (10, 2004439), (67, 299170), (134, 149585), (335, 59834), (670, 29917)]