20149304399

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{222293}}^1$

素因数の和:222886

約数の個数: 16

約数和(自身を含む): 24071772672

約数和(自身を除く): 3922468273

約数列:

[1, 7, 23, 161, 563, 3941, 12949, 90643, 222293, 1556051, 5112739, 35789173, 125150959, 876056713, 2878472057, 20149304399]

約数ペア:

[(1, 20149304399), (7, 2878472057), (23, 876056713), (161, 125150959), (563, 35789173), (3941, 5112739), (12949, 1556051), (90643, 222293)]