134080336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{644617}}^1$

素因数の和:644638

約数の個数: 20

約数和(自身を含む): 279764212

約数和(自身を除く): 145683876

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 644617, 1289234, 2578468, 5156936, 8380021, 10313872, 16760042, 33520084, 67040168, 134080336]

約数ペア:

[(1, 134080336), (2, 67040168), (4, 33520084), (8, 16760042), (13, 10313872), (16, 8380021), (26, 5156936), (52, 2578468), (104, 1289234), (208, 644617)]