1958512

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 20

約数和(自身を含む): 3832840

約数和(自身を除く): 1874328

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1123, 1744, 2246, 4492, 8984, 17968, 122407, 244814, 489628, 979256, 1958512]

約数ペア:

[(1, 1958512), (2, 979256), (4, 489628), (8, 244814), (16, 122407), (109, 17968), (218, 8984), (436, 4492), (872, 2246), (1123, 1744)]