889136

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:980

約数の個数: 20

約数和(自身を含む): 1752864

約数和(自身を除く): 863728

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 911, 976, 1822, 3644, 7288, 14576, 55571, 111142, 222284, 444568, 889136]

約数ペア:

[(1, 889136), (2, 444568), (4, 222284), (8, 111142), (16, 55571), (61, 14576), (122, 7288), (244, 3644), (488, 1822), (911, 976)]