19237426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17207}}^1$

素因数の和:17265

約数の個数: 16

約数和(自身を含む): 31800384

約数和(自身を除く): 12562958

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17207, 34414, 223691, 447382, 739901, 1479802, 9618713, 19237426]

約数ペア:

[(1, 19237426), (2, 9618713), (13, 1479802), (26, 739901), (43, 447382), (86, 223691), (559, 34414), (1118, 17207)]