989516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 1936704

約数和(自身を除く): 947188

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 523, 946, 1046, 1892, 2092, 5753, 11506, 22489, 23012, 44978, 89956, 247379, 494758, 989516]

約数ペア:

[(1, 989516), (2, 494758), (4, 247379), (11, 89956), (22, 44978), (43, 23012), (44, 22489), (86, 11506), (172, 5753), (473, 2092), (523, 1892), (946, 1046)]