19964014

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10259}}^1$

素因数の和:10407

約数の個数: 16

約数和(自身を含む): 34473600

約数和(自身を除く): 14509586

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10259, 20518, 71813, 143626, 1426001, 2852002, 9982007, 19964014]

約数ペア:

[(1, 19964014), (2, 9982007), (7, 2852002), (14, 1426001), (139, 143626), (278, 71813), (973, 20518), (1946, 10259)]