19829966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17737}}^1$

素因数の和:17795

約数の個数: 16

約数和(自身を含む): 32779824

約数和(自身を除く): 12949858

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17737, 35474, 230581, 461162, 762691, 1525382, 9914983, 19829966]

約数ペア:

[(1, 19829966), (2, 9914983), (13, 1525382), (26, 762691), (43, 461162), (86, 230581), (559, 35474), (1118, 17737)]