28753688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{189169}}^1$

素因数の和:189194

約数の個数: 16

約数和(自身を含む): 56751000

約数和(自身を除く): 27997312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 189169, 378338, 756676, 1513352, 3594211, 7188422, 14376844, 28753688]

約数ペア:

[(1, 28753688), (2, 14376844), (4, 7188422), (8, 3594211), (19, 1513352), (38, 756676), (76, 378338), (152, 189169)]