19938170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{284831}}^1$

素因数の和:284845

約数の個数: 16

約数和(自身を含む): 41015808

約数和(自身を除く): 21077638

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 284831, 569662, 1424155, 1993817, 2848310, 3987634, 9969085, 19938170]

約数ペア:

[(1, 19938170), (2, 9969085), (5, 3987634), (7, 2848310), (10, 1993817), (14, 1424155), (35, 569662), (70, 284831)]