205739714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{80809}}^1$

素因数の和:80897

約数の個数: 16

約数和(自身を含む): 329704800

約数和(自身を除く): 123965086

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 80809, 161618, 1535371, 3070742, 5414203, 10828406, 102869857, 205739714]

約数ペア:

[(1, 205739714), (2, 102869857), (19, 10828406), (38, 5414203), (67, 3070742), (134, 1535371), (1273, 161618), (2546, 80809)]