19409474

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6217}}^1$

素因数の和:6449

約数の個数: 16

約数和(自身を含む): 33427968

約数和(自身を除く): 14018494

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6217, 12434, 43519, 87038, 1386391, 2772782, 9704737, 19409474]

約数ペア:

[(1, 19409474), (2, 9704737), (7, 2772782), (14, 1386391), (223, 87038), (446, 43519), (1561, 12434), (3122, 6217)]