71889424

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{41221}}^1$

素因数の和:41338

約数の個数: 20

約数和(自身を含む): 140567020

約数和(自身を除く): 68677596

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 41221, 82442, 164884, 329768, 659536, 4493089, 8986178, 17972356, 35944712, 71889424]

約数ペア:

[(1, 71889424), (2, 35944712), (4, 17972356), (8, 8986178), (16, 4493089), (109, 659536), (218, 329768), (436, 164884), (872, 82442), (1744, 41221)]