19945982

素因数分解:

$2^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1429}}^1$

素因数の和:2435

約数の個数: 16

約数和(自身を含む): 34251360

約数和(自身を除く): 14305378

約数列:

[1, 2, 7, 14, 997, 1429, 1994, 2858, 6979, 10003, 13958, 20006, 1424713, 2849426, 9972991, 19945982]

約数ペア:

[(1, 19945982), (2, 9972991), (7, 2849426), (14, 1424713), (997, 20006), (1429, 13958), (1994, 10003), (2858, 6979)]