19877230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 37908000

約数和(自身を除く): 18030770

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 233, 449, 466, 898, 1165, 2245, 2330, 4427, 4490, 8531, 8854, 17062, 22135, 42655, 44270, 85310, 104617, 209234, 523085, 1046170, 1987723, 3975446, 9938615, 19877230]

約数ペア:

[(1, 19877230), (2, 9938615), (5, 3975446), (10, 1987723), (19, 1046170), (38, 523085), (95, 209234), (190, 104617), (233, 85310), (449, 44270), (466, 42655), (898, 22135), (1165, 17062), (2245, 8854), (2330, 8531), (4427, 4490)]