19424391

素因数分解:

$3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{3517}}^1$

素因数の和:3790

約数の個数: 16

約数和(自身を含む): 29720064

約数和(自身を除く): 10295673

約数列:

[1, 3, 7, 21, 263, 789, 1841, 3517, 5523, 10551, 24619, 73857, 924971, 2774913, 6474797, 19424391]

約数ペア:

[(1, 19424391), (3, 6474797), (7, 2774913), (21, 924971), (263, 73857), (789, 24619), (1841, 10551), (3517, 5523)]