19430852

素因数分解:

$2^2\times 7^2\times {\mathrm{99137}}^1$

素因数の和:99155

約数の個数: 18

約数和(自身を含む): 39556062

約数和(自身を除く): 20125210

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 99137, 198274, 396548, 693959, 1387918, 2775836, 4857713, 9715426, 19430852]

約数ペア:

[(1, 19430852), (2, 9715426), (4, 4857713), (7, 2775836), (14, 1387918), (28, 693959), (49, 396548), (98, 198274), (196, 99137)]