2013806905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{202291}}^1$

素因数の和:202488

約数の個数: 16

約数和(自身を含む): 2650834368

約数和(自身を除く): 637027463

約数列:

[1, 5, 11, 55, 181, 905, 1991, 9955, 202291, 1011455, 2225201, 11126005, 36614671, 183073355, 402761381, 2013806905]

約数ペア:

[(1, 2013806905), (5, 402761381), (11, 183073355), (55, 36614671), (181, 11126005), (905, 2225201), (1991, 1011455), (9955, 202291)]