198761104

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{89371}}^1$

素因数の和:89518

約数の個数: 20

約数和(自身を含む): 387874480

約数和(自身を除く): 189113376

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 89371, 178742, 357484, 714968, 1429936, 12422569, 24845138, 49690276, 99380552, 198761104]

約数ペア:

[(1, 198761104), (2, 99380552), (4, 49690276), (8, 24845138), (16, 12422569), (139, 1429936), (278, 714968), (556, 357484), (1112, 178742), (2224, 89371)]