20156872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132611}}^1$

素因数の和:132636

約数の個数: 16

約数和(自身を含む): 39783600

約数和(自身を除く): 19626728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132611, 265222, 530444, 1060888, 2519609, 5039218, 10078436, 20156872]

約数ペア:

[(1, 20156872), (2, 10078436), (4, 5039218), (8, 2519609), (19, 1060888), (38, 530444), (76, 265222), (152, 132611)]