989139836

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1237}}^1\times {\mathrm{4649}}^1$

素因数の和:5933

約数の個数: 24

約数和(自身を含む): 1773063600

約数和(自身を除く): 783923764

約数列:

[1, 2, 4, 43, 86, 172, 1237, 2474, 4649, 4948, 9298, 18596, 53191, 106382, 199907, 212764, 399814, 799628, 5750813, 11501626, 23003252, 247284959, 494569918, 989139836]

約数ペア:

[(1, 989139836), (2, 494569918), (4, 247284959), (43, 23003252), (86, 11501626), (172, 5750813), (1237, 799628), (2474, 399814), (4649, 212764), (4948, 199907), (9298, 106382), (18596, 53191)]