20124338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3929}}^1$

素因数の和:4141

約数の個数: 16

約数和(自身を含む): 32681880

約数和(自身を除く): 12557542

約数列:

[1, 2, 13, 26, 197, 394, 2561, 3929, 5122, 7858, 51077, 102154, 774013, 1548026, 10062169, 20124338]

約数ペア:

[(1, 20124338), (2, 10062169), (13, 1548026), (26, 774013), (197, 102154), (394, 51077), (2561, 7858), (3929, 5122)]