20195984

素因数分解:

$2^4\times {\mathrm{653}}^1\times {\mathrm{1933}}^1$

素因数の和:2594

約数の個数: 20

約数和(自身を含む): 39209916

約数和(自身を除く): 19013932

約数列:

[1, 2, 4, 8, 16, 653, 1306, 1933, 2612, 3866, 5224, 7732, 10448, 15464, 30928, 1262249, 2524498, 5048996, 10097992, 20195984]

約数ペア:

[(1, 20195984), (2, 10097992), (4, 5048996), (8, 2524498), (16, 1262249), (653, 30928), (1306, 15464), (1933, 10448), (2612, 7732), (3866, 5224)]