19760649

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 26987904

約数和(自身を除く): 7227255

約数列:

[1, 3, 71, 113, 213, 339, 821, 2463, 8023, 24069, 58291, 92773, 174873, 278319, 6586883, 19760649]

約数ペア:

[(1, 19760649), (3, 6586883), (71, 278319), (113, 174873), (213, 92773), (339, 58291), (821, 24069), (2463, 8023)]