4451408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21401}}^1$

素因数の和:21422

約数の個数: 20

約数和(自身を含む): 9288468

約数和(自身を除く): 4837060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21401, 42802, 85604, 171208, 278213, 342416, 556426, 1112852, 2225704, 4451408]

約数ペア:

[(1, 4451408), (2, 2225704), (4, 1112852), (8, 556426), (13, 342416), (16, 278213), (26, 171208), (52, 85604), (104, 42802), (208, 21401)]