20658376

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{6163}}^1$

素因数の和:6588

約数の個数: 16

約数和(自身を含む): 38833200

約数和(自身を除く): 18174824

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 6163, 12326, 24652, 49304, 2582297, 5164594, 10329188, 20658376]

約数ペア:

[(1, 20658376), (2, 10329188), (4, 5164594), (8, 2582297), (419, 49304), (838, 24652), (1676, 12326), (3352, 6163)]