637077328

素因数分解:

$2^4\times {\mathrm{1669}}^1\times {\mathrm{23857}}^1$

素因数の和:25534

約数の個数: 20

約数和(自身を含む): 1235128660

約数和(自身を除く): 598051332

約数列:

[1, 2, 4, 8, 16, 1669, 3338, 6676, 13352, 23857, 26704, 47714, 95428, 190856, 381712, 39817333, 79634666, 159269332, 318538664, 637077328]

約数ペア:

[(1, 637077328), (2, 318538664), (4, 159269332), (8, 79634666), (16, 39817333), (1669, 381712), (3338, 190856), (6676, 95428), (13352, 47714), (23857, 26704)]