15662288

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{4969}}^1$

素因数の和:5174

約数の個数: 20

約数和(自身を含む): 30505860

約数和(自身を除く): 14843572

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 4969, 9938, 19876, 39752, 79504, 978893, 1957786, 3915572, 7831144, 15662288]

約数ペア:

[(1, 15662288), (2, 7831144), (4, 3915572), (8, 1957786), (16, 978893), (197, 79504), (394, 39752), (788, 19876), (1576, 9938), (3152, 4969)]