20626138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16879}}^1$

素因数の和:16941

約数の個数: 16

約数和(自身を含む): 34030080

約数和(自身を除く): 13403942

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16879, 33758, 219427, 438854, 793313, 1586626, 10313069, 20626138]

約数ペア:

[(1, 20626138), (2, 10313069), (13, 1586626), (26, 793313), (47, 438854), (94, 219427), (611, 33758), (1222, 16879)]