289093018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{19163}}^1$

素因数の和:19581

約数の個数: 16

約数和(自身を含む): 457636320

約数和(自身を除く): 168543302

約数列:

[1, 2, 19, 38, 397, 794, 7543, 15086, 19163, 38326, 364097, 728194, 7607711, 15215422, 144546509, 289093018]

約数ペア:

[(1, 289093018), (2, 144546509), (19, 15215422), (38, 7607711), (397, 728194), (794, 364097), (7543, 38326), (15086, 19163)]