5490506

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20641}}^1$

素因数の和:20669

約数の個数: 16

約数和(自身を含む): 9908160

約数和(自身を除く): 4417654

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 20641, 41282, 144487, 288974, 392179, 784358, 2745253, 5490506]

約数ペア:

[(1, 5490506), (2, 2745253), (7, 784358), (14, 392179), (19, 288974), (38, 144487), (133, 41282), (266, 20641)]