16870442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3389}}^1$

素因数の和:3541

約数の個数: 16

約数和(自身を含む): 26848800

約数和(自身を除く): 9978358

約数列:

[1, 2, 19, 38, 131, 262, 2489, 3389, 4978, 6778, 64391, 128782, 443959, 887918, 8435221, 16870442]

約数ペア:

[(1, 16870442), (2, 8435221), (19, 887918), (38, 443959), (131, 128782), (262, 64391), (2489, 6778), (3389, 4978)]