19956536

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131293}}^1$

素因数の和:131318

約数の個数: 16

約数和(自身を含む): 39388200

約数和(自身を除く): 19431664

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 131293, 262586, 525172, 1050344, 2494567, 4989134, 9978268, 19956536]

約数ペア:

[(1, 19956536), (2, 9978268), (4, 4989134), (8, 2494567), (19, 1050344), (38, 525172), (76, 262586), (152, 131293)]