19330520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43933}}^1$

素因数の和:43955

約数の個数: 32

約数和(自身を含む): 47448720

約数和(自身を除く): 28118200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43933, 87866, 175732, 219665, 351464, 439330, 483263, 878660, 966526, 1757320, 1933052, 2416315, 3866104, 4832630, 9665260, 19330520]

約数ペア:

[(1, 19330520), (2, 9665260), (4, 4832630), (5, 3866104), (8, 2416315), (10, 1933052), (11, 1757320), (20, 966526), (22, 878660), (40, 483263), (44, 439330), (55, 351464), (88, 219665), (110, 175732), (220, 87866), (440, 43933)]